Question

if x=a cos³c. y=b sin³c then (x/a)⅔+(y/b)⅔=?​

Answer 1

Answer:

Step-by-step explanation:

Sol: (x/a)power2/3+(y/b)power2/3

=(acospower3/a)power2/3+(bsinpower3/b)power2/3

=(cospower3)power2/3+(sinpower3)power2/3

=sinpower2+cospower2

=1