Question

If sin∅+cos∅=1 then, Find the value of sin∅-cos∅

Answer 1

sin theta - cos theta = -1

Answer 2

Let take

Sec²∅ - tan²∅= 1

As we know Sec∅+tan∅= 1

(sec∅+tan∅)(sec∅-tan∅) = 1
1(sec∅-tan∅) = 1
sec∅- tan∅ = 1/1
= 0

Sec∅-tan∅ = 0