Which of the folk is Not a compound using the given set of properties​

Given (1+cosx)/(sinx) + (sinx)/(1+cosx) =4, find a numerical value of one trigonometric function of x. a. tanx=2 b. sinx=2 c. tanx=1/2 d. sinx=1/2

Which statement most accurately describe why the division property of exponents does not apply to the expression (-8)^2/(-3)^4

Issof claims that the scale factor is 1/2. which statement about his claim is correct