Question

Show that if x = a sin tetha, y = a cos tetha then x² + y² = a^2​

Answer 1

Answer:

please Mark as barin list

Answer 2

Answer:

Given x=a sinθ and y=a cosθ

x

2

+y

2

=(asinθ)

2

+(acosθ)

2

=a

2

(sin

2

θ+cos

2

θ)

=a

2