حمّل تطبيق منهاجي الجديد

منهاجي صار أسرع من خلال التطبيق

  أتدرب وأحل المسائل

أتدرب وأحل المسائل

مشتقتا اقتران الجيب واقتران جيب التمام

أتدرب وأحل المسائل

أجد مشتقة كل اقتران ممّا يأتي:

(1) begin mathsize 20px style f left parenthesis x right parenthesis equals 2 cos invisible function application space x plus sin invisible function application space x end style

begin mathsize 20px style f to the power of straight prime left parenthesis x right parenthesis equals negative 2 s i n invisible function application space x plus c o s invisible function application space x end style

(2) begin mathsize 20px style f left parenthesis x right parenthesis equals 5 plus cos invisible function application space x end style

begin mathsize 20px style f to the power of straight prime left parenthesis x right parenthesis equals negative s i n invisible function application space x end style

(3) begin mathsize 20px style f left parenthesis x right parenthesis equals sin invisible function application space x minus cos invisible function application space x end style

begin mathsize 20px style f to the power of straight prime left parenthesis x right parenthesis equals c o s invisible function application space x plus s i n invisible function application space x end style

(4) begin mathsize 20px style f left parenthesis x right parenthesis equals x sin invisible function application space x end style

begin mathsize 20px style table attributes columnalign right left right left right left right left right left right left columnspacing 0em 2em 0em 2em 0em 2em 0em 2em 0em 2em 0em end attributes row cell f to the power of straight prime left parenthesis x right parenthesis end cell cell equals left parenthesis x right parenthesis left parenthesis c o s invisible function application space x right parenthesis plus left parenthesis s i n invisible function application space x right parenthesis left parenthesis 1 right parenthesis end cell row blank cell equals x space c o s invisible function application space x plus s i n invisible function application space x end cell end table end style

(5) begin mathsize 20px style f left parenthesis x right parenthesis equals sin invisible function application space x cos invisible function application space x end style

begin mathsize 20px style table attributes columnalign right left right left right left right left right left right left columnspacing 0em 2em 0em 2em 0em 2em 0em 2em 0em 2em 0em end attributes row cell f to the power of straight prime left parenthesis x right parenthesis end cell cell equals left parenthesis s i n invisible function application space x right parenthesis left parenthesis negative s i n invisible function application space x right parenthesis plus left parenthesis c o s invisible function application space x right parenthesis left parenthesis c o s invisible function application space x right parenthesis end cell row blank cell equals negative s i n squared invisible function application space x plus c o s squared invisible function application space x end cell end table end style

(6) begin mathsize 20px style f left parenthesis x right parenthesis equals e to the power of x space end exponent sin invisible function application space x end style

begin mathsize 20px style table attributes columnalign right left right left right left right left right left right left columnspacing 0em 2em 0em 2em 0em 2em 0em 2em 0em 2em 0em end attributes row cell f to the power of straight prime left parenthesis x right parenthesis end cell cell equals left parenthesis e to the power of x right parenthesis left parenthesis c o s invisible function application space x right parenthesis plus left parenthesis s i n invisible function application space x right parenthesis left parenthesis e to the power of x right parenthesis end cell row blank cell equals e to the power of x space c o s invisible function application space x plus e to the power of x s i n invisible function application space x end cell end table end style

(7) begin mathsize 20px style f left parenthesis x right parenthesis equals fraction numerator e to the power of x over denominator cos invisible function application space x end fraction end style

begin mathsize 20px style f to the power of straight prime left parenthesis x right parenthesis equals fraction numerator left parenthesis c o s invisible function application x right parenthesis left parenthesis e to the power of x right parenthesis minus left parenthesis e to the power of x right parenthesis left parenthesis negative s i n invisible function application x right parenthesis over denominator c o s squared invisible function application x end fraction equals fraction numerator e to the power of x c o s invisible function application x plus e to the power of x s i n invisible function application x over denominator c o s squared invisible function application x end fraction end style

(8) begin mathsize 20px style f left parenthesis x right parenthesis equals sin invisible function application space left parenthesis x squared plus 1 right parenthesis end style

begin mathsize 20px style f to the power of straight prime left parenthesis x right parenthesis equals 2 x space c o s invisible function application space left parenthesis x squared plus 1 right parenthesis end style

(9) begin mathsize 20px style f left parenthesis x right parenthesis equals ln invisible function application space left parenthesis sin invisible function application space x right parenthesis end style

begin mathsize 20px style f to the power of straight prime left parenthesis x right parenthesis equals fraction numerator c o s invisible function application space x over denominator s i n invisible function application space x end fraction end style

(10) begin mathsize 20px style f left parenthesis x right parenthesis equals cos invisible function application space left parenthesis 5 x minus 2 right parenthesis end style

begin mathsize 20px style f to the power of straight prime left parenthesis x right parenthesis equals negative 5 s i n invisible function application space left parenthesis 5 x minus 2 right parenthesis end style

(11) begin mathsize 20px style f left parenthesis x right parenthesis equals sin invisible function application space 3 x plus cos invisible function application space 6 x end style

begin mathsize 20px style f to the power of straight prime left parenthesis x right parenthesis equals 3 c o s invisible function application space 3 x minus 6 s i n invisible function application space 6 x end style

(12) begin mathsize 20px style f left parenthesis x right parenthesis equals cos invisible function application space left parenthesis x squared minus 3 x minus 4 right parenthesis end style

begin mathsize 20px style f to the power of straight prime left parenthesis x right parenthesis equals negative left parenthesis 2 x minus 3 right parenthesis space s i n invisible function application space left parenthesis x squared minus 3 x minus 4 right parenthesis end style

(13) begin mathsize 20px style f left parenthesis x right parenthesis equals e to the power of 2 x space end exponent sin invisible function application space 10 x end style

begin mathsize 20px style table attributes columnalign right left right left right left right left right left right left columnspacing 0em 2em 0em 2em 0em 2em 0em 2em 0em 2em 0em end attributes row cell f to the power of straight prime left parenthesis x right parenthesis end cell cell equals left parenthesis e to the power of 2 x end exponent right parenthesis left parenthesis 10 space c o s invisible function application space 10 x right parenthesis plus left parenthesis s i n invisible function application space 10 x right parenthesis left parenthesis 2 e to the power of 2 x end exponent right parenthesis end cell row blank cell equals 10 e to the power of 2 x space end exponent c o s invisible function application space 10 x plus 2 e to the power of 2 x end exponent space s i n invisible function application space 10 x end cell end table end style

(14) begin mathsize 20px style f left parenthesis x right parenthesis equals left parenthesis cos invisible function application space x squared right parenthesis left parenthesis ln invisible function application space x right parenthesis end style

begin mathsize 20px style table attributes columnalign right left right left right left right left right left right left columnspacing 0em 2em 0em 2em 0em 2em 0em 2em 0em 2em 0em end attributes row cell f to the power of straight prime left parenthesis x right parenthesis end cell cell equals left parenthesis c o s invisible function application space x squared right parenthesis left parenthesis 1 over x right parenthesis plus left parenthesis l n invisible function application space x right parenthesis left parenthesis negative 2 x s i n invisible function application space x squared right parenthesis end cell row blank cell equals 1 over x left parenthesis c o s invisible function application space x squared right parenthesis minus 2 x left parenthesis l n invisible function application x right parenthesis s i n invisible function application space x squared end cell end table end style

(15) begin mathsize 20px style f left parenthesis x right parenthesis equals square root of x plus 1 end root sin invisible function application space fraction numerator pi x over denominator 2 end fraction end style

begin mathsize 20px style f to the power of straight prime left parenthesis x right parenthesis equals left parenthesis square root of x plus 1 end root right parenthesis left parenthesis pi over 2 c o s invisible function application space fraction numerator pi x over denominator 2 end fraction right parenthesis plus left parenthesis s i n invisible function application space fraction numerator pi x over denominator 2 end fraction right parenthesis left parenthesis fraction numerator 1 over denominator 2 square root of x plus 1 end root end fraction right parenthesis end style

(16) begin mathsize 20px style f left parenthesis x right parenthesis equals 4 sin squared invisible function application space x end style

begin mathsize 20px style table attributes columnalign right left right left right left right left right left right left columnspacing 0em 2em 0em 2em 0em 2em 0em 2em 0em 2em 0em end attributes row blank cell f left parenthesis x right parenthesis equals 4 left parenthesis s i n invisible function application space x right parenthesis squared end cell row blank cell f to the power of straight prime left parenthesis x right parenthesis equals 4 cross times 2 left parenthesis s i n invisible function application space x right parenthesis left parenthesis c o s invisible function application space x right parenthesis equals 8 s i n invisible function application space x space c o s invisible function application space x end cell end table end style

(17) begin mathsize 20px style f left parenthesis x right parenthesis equals cos cubed invisible function application space 2 x space cos invisible function application space x end style

begin mathsize 20px style table attributes columnalign right left right left right left right left right left right left columnspacing 0em 2em 0em 2em 0em 2em 0em 2em 0em 2em 0em end attributes row cell f left parenthesis x right parenthesis end cell cell equals left parenthesis c o s invisible function application space 2 x right parenthesis cubed left parenthesis c o s invisible function application space x right parenthesis end cell row cell f to the power of straight prime left parenthesis x right parenthesis end cell cell equals left parenthesis c o s invisible function application space 2 x right parenthesis cubed left parenthesis negative s i n invisible function application space x right parenthesis plus left parenthesis c o s invisible function application space x right parenthesis cross times 3 left parenthesis c o s invisible function application space 2 x right parenthesis squared cross times negative 2 s i n invisible function application space 2 x end cell row blank cell equals negative left parenthesis c o s invisible function application space 2 x right parenthesis cubed left parenthesis s i n invisible function application space x right parenthesis minus 6 left parenthesis c o s invisible function application space x right parenthesis left parenthesis c o s invisible function application space 2 x right parenthesis squared s i n invisible function application space 2 x end cell end table end style

(18) begin mathsize 20px style f left parenthesis x right parenthesis equals 5 sin invisible function application space square root of x end style

begin mathsize 20px style f to the power of straight prime left parenthesis x right parenthesis equals 5 cross times fraction numerator 1 over denominator 2 square root of x end fraction c o s invisible function application space square root of x equals fraction numerator 5 over denominator 2 square root of x end fraction c o s invisible function application space square root of x end style

(19) begin mathsize 20px style f left parenthesis x right parenthesis equals left parenthesis cos invisible function application space 2 x minus sin invisible function application space x right parenthesis squared end style

begin mathsize 20px style f to the power of straight prime left parenthesis x right parenthesis equals 2 left parenthesis c o s invisible function application space 2 x minus s i n invisible function application space x right parenthesis left parenthesis negative 2 s i n invisible function application space 2 x minus c o s invisible function application space x right parenthesis end style

(20) begin mathsize 20px style f left parenthesis x right parenthesis equals sin invisible function application space square root of x plus square root of sin invisible function application space 2 x end root end style

begin mathsize 20px style f to the power of straight prime left parenthesis x right parenthesis equals fraction numerator 1 over denominator 2 square root of x end fraction c o s invisible function application square root of x plus fraction numerator 2 c o s invisible function application 2 x over denominator 2 square root of s i n invisible function application 2 x end root end fraction equals fraction numerator 1 over denominator 2 square root of x end fraction c o s invisible function application square root of x plus fraction numerator c o s invisible function application 2 x over denominator square root of s i n invisible function application 2 x end root end fraction end style

(21) begin mathsize 20px style f left parenthesis x right parenthesis equals fraction numerator left parenthesis ln invisible function application space x right parenthesis squared over denominator sin invisible function application space x end fraction end style

begin mathsize 20px style table attributes columnalign right left right left right left right left right left right left columnspacing 0em 2em 0em 2em 0em 2em 0em 2em 0em 2em 0em end attributes row cell f to the power of straight prime left parenthesis x right parenthesis end cell cell equals fraction numerator left parenthesis s i n invisible function application space x right parenthesis left parenthesis 2 left parenthesis l n invisible function application space x right parenthesis cross times 1 over x right parenthesis minus left parenthesis l n invisible function application space x right parenthesis squared left parenthesis c o s invisible function application space x right parenthesis over denominator s i n squared invisible function application x end fraction end cell row blank cell equals fraction numerator 2 s i n invisible function application space x l n invisible function application space x minus x c o s invisible function application space x left parenthesis l n invisible function application space x right parenthesis squared over denominator x s i n squared invisible function application space x end fraction end cell end table end style

 

(22) غزلان: يمثل الاقتران: begin mathsize 20px style D left parenthesis t right parenthesis equals 1500 plus 400 space sin invisible function application space 0.4 t end style عدد الغزلان في إحدى الغابات بعد t سنة من بدء دراسة لأحد الباحثين عليها. أجد معدل تغير عدد الغزلان في الغابة بالنسبة إلى الزمن t .

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(23) نهار: يمكن إيجاد عدد ساعات النهار H في أي يوم t من العام في إحدى المدن باستعمال الاقتران: begin mathsize 20px style H left parenthesis t right parenthesis equals 12 plus 2.4 sin invisible function application left parenthesis fraction numerator 2 pi over denominator 365 end fraction left parenthesis t minus 80 right parenthesis right parenthesis end style . أجد معدل تغير عدد ساعات النهار بالنسبة إلى الزمن t في هذه المدينة.

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إعداد : شبكة منهاجي التعليمية

18 / 11 / 2022

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