why does (3/4)^-2 gives 16/9? Isn't it suppose to be 9/16?
(34)(−2)=((34)2)(−1)
(916)−1=1(916)
1(916)=169
Remember......when we have this situation (a/b)^(-m).....where a/b ≠ 0...we can "flip" the fraction and make the expononent positive.....so......
(3/4)^(-2) = (4/3)^2 = (16/9)