Math, asked by abhi143074, 1 year ago



(sin x + cos x) (sec x + cosec x) = 2 + sec x cosec x

Answers

Answered by Bhavesh717
3

Answer:

lhs=rhs

Step-by-step explanation:

LHS

(sinx+cosx)(1/cosx+1/sinx)

(sinx+cosx)(sinx+cosx)/sinx.cosx

(sinx+cosx)^2/sinx.cosx

RHS

2+1/cosx+1/sinx

(2sinx.cosx+sin^2x+cos^2x)/sinx.cosx

(sin+cos)^2/sinx.cosx

LHS=RHS

Similar questions