Suppose e^y=sin(x+cosy) Find dy/dx using implicit differentiati...

suppose sinx=1/5, cosy=2/3, and x and y are in the first quadrant. determine sin (x+y)

ʃsin y dy/ √1 + cosy please help..thanks.. that's integration of sin y dy divided by (over) sq...

find y' if sin^-1(xy)=cosy

Simplify: sin(x-y)cosy+cos(x-y)siny = (sinxcosy-cosxsiny)cosy+(cosxcosy+sinxsiny)siny = ??? Wh...

if f(x,y) = e^(-x)cosy + e^(-y) cosx find (∂^2 f)/(∂x^2 )+ (∂^2 f)/(∂y^2 )- 2(∂^2 f)/∂x∂y

If sinx=3/5,cosy=-12/13,where x and y both lie in 2nd quad.Find the value os sin(x+y).

if sinx=3/5,cosy=12/13,where x and y both lie in 2nd quadrant, find the value of sin(x+y),cos(x-y),t...

given that sinx=3/4 and cosy=-5/13 and both x and y are in quadrant II, find the exact value of cos(...

2 cosy+siny =?

What are the values of cosY and cosX in the triangle below? Right triangle X Y Z is shown wit...

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