Question

x=a cos^(3)theta y=asin^(3)theta at theta= π/4​

Answer 1

Answer:

x=y

Explanation:

x=a cos³θ y=asin³θ

if θ=π/4=45°

sin45°=cos45°=1/√2

sin³45°=cos³45°=(1/√2)³=1/(2√2)

x=a/2√2

y=a/2√2

∴x=y at θ=π/4​