Question

answer the questions​

Answer 1

Step-by-step explanation:

a)[(8/3)4]^-2

=(8/3)^4×-2

=(8/3)^-8=(3/8)^8

b)(-2/7)^-3×(-2/7)^-4

=(-2/7)^-3+(-4)

=(-2/7)^-7=(-7/2)^7

c)(11/12)^-4×(11/12)^-2

=(11/11)^-4+(-2)

=(11/12)^-6=(12/11)^6

d)(12/5)^-5×(25/8)^-5

=(5/12)^5×(8/25)^5

=(5/12×8/25)^5

=(1/2×3/5)^5

=(3/10)^5