tolong ya besok di kumpulin

c. ( (2^4 . 3^5)/(2^2 . 3^4) )^2
= (2^2 . 3^1)^2
= 2^4 . 3^2
= 16. 9
= 144

d. (3^-1 - 5^-1)^-2
= (1/3 - 1/5)^-2
= (5/15 - 3/15)^-2
= (2/15)^-2
= 1/(2/15)^2
= (15/2)^2
= 225/4
= 56 1/4

e. ((-1/2)^2)^-2
= (-1/2)^-4
= 1/(-1/2)^4
= (-2/1)^4
= -2^4
= 16