Simplify and express the exponents (power) into rational number

Simplify each of the following and express each as a rational number. 1: (3/2)^4 × (1/5)^2 2: ( (-2/3)^5 × ( -3/7)^3 3: ( -1/2)^5 × 2^3 × (3/4)^2 4: (2/3)^2 × (-3/5)^3 × (7/2)^2 5: { ( -3/4)^3 - ( -5/2)^3 } × 4^2 #rajumathwala #exponents #mathclass7