Question

please solve it soon as much as possible​

Answer 1

hii dear. . it can be written as ..cos²q + sin²q

so ..it's = 1 = lhs ..

now rhs. is. sec²q = 1 + tan²q so sec²q- tan²q = 1.

hence.

proved ... .

mark it dear

Answer 2

it can be written as ..cos²q + sin²q

so ..it's = 1 = lhs ..

now rhs. is. sec²q = 1 + tan²q so sec²q- tan²q = 1.

hence.

proved ... .