## anonymous 4 years ago If ysinx=a and ycosx=b find y in terms of a and b. :)

1. anonymous

$y^2\sin^2x+y^2\cos^2x=a^2+b^2$------->$y=\sqrt{a^2+b^2}$

2. anonymous

since $\sin^2x+\cos^2x=1$

3. anonymous

do u get it

4. anonymous

@sarihmanlapaz do u need any further explanation...or u understand this

5. anonymous

yes i get it! thanks for the help :)