Question

If x= a sino y= b cos o
cos 6 then
prove that a
x2​

Answer 1

Answer:

I hope you got your answer.

Answer 2

Answer:

since x=asind and y=bcosd

Step-by-step explanation:

x^2= a^2sin^2d

y^2=a^2cos^2d

now x^2/a^2= sin^2d

y^2/b^2= cos^2d

sin^2d+cos^2d= 1 proved