Question

Sinα-cosα=0 then find the value of sin^4+cos^4.

Answer 1

since,sin alpha-cos alpha=0,alpha=45°
sin^4+cos^4=(sin45°)^4+(cos45°)^4
=(1/√2)^4+(1/√2)^4=1/4+1/4=2/4=1/2.

Mark it as brainliest.

Answer 2

Hey !!
Check the attachment.
Hope it helps :)