यदि `sin^(2)y+cosxy=pi` तो `(dy)/(dx)` ज्ञात कीजिए।

If sin ^(2) y+cos (xy)=pi ,then (dy)/(dx) =

If sinx =2/3 , then find the value of cos3x . यदि sinx =2/3 ,तो cos3x का मान ज्ञात कीजिए।

If sin(x+y) = cos(x-y), then the value of cos^2 x is: यदि sin(x+y) = cos(x-y), तो cos^2 x का मान ज्ञात करें :

" (8) "int(sin^(2)x-cos^(2)x)/(sin^(2)x cos^(2)x)dx" का मान ज्ञात कीजिए। "

(dy)/(dx)=sin^(2)y

If 9x^2+y^2=37 and xy = 2 , x, y> 0 , then the value of (27x^3+y^3) is : यदि 9x^2+y^2=37 और xy = 2 , x, y> 0 , तो (27x^3+y^3) का मान ज्ञात कीजिए ।

If sin^(-1)x+sin^(-1)y=(pi)/(2), then (dy)/(dx) is equal to

If sin^(-1)x+sin^(-1)y=pi/2 , then (dy)/(dx) is equal to

If " " y=(sin(x/2)+cos(x/2))^2, (dy)/(dx) at x=pi/6