(1/125)^-cosx =5^sinx

Question

(1/125)^-cosx =5^sinx

Answer 1

5^3cosx=5^sinx
3cosx=sinx
sinx-3cosx=0/cosx≠0
tgx-3=0
tgx=3
x=arctg3+πn

Comments

(1/125)^-cosx =5^sin2x