Prove the given identities Prove the given identities 1 sin

Prove the given identities

Solution

solution:

take rhs

tanx/sinx i)

we know that

tanx=sinx/cosx put this in i)

sinx/(cosx*sinx)

= 1/cosx

and we know that secx=1/cosx

hence

1/cosx= secx= lhs

hence proved