Question

If sin thita - cos thita
= 0, then the value of (sin 0 + cos* ) is​

Answer 1

Answer:

If sin theta-cos theta =0 then

(sin theta +cos theta) ^2+(sin theta-cos theta) ^2=2

(sin theta+cos theta) ^2+0=2

(sin theta +cos theta) ^2=2

(sin theta +cos theta) =√2