Question

prove that cosecA-cotA=

Answer 1

1 / (cosecA - cotA) . . . . . . . . . . .multiply top & bottom by (cosecA + cotA)  

(cosecA + cotA) /(cosec^2A - cot^2A) . . . . . . .use cosec^2A = 1 + cot^2A  

(cosecA +cotA) / 1  

cosecA + cotA  

RHS = LHS  

QED

Answer 2

First try yourself then ask...... Ask your teachers.... don't rely on social apps......