Question

simplify and write in exponential form .
(i) (-5)^2 x (-5)^-3 (ii) (1/2)^-3 x (1/2)^-2​

Answer 1

Answer:

(i). (-5)^2 x (-5)^-3

= 25×(-1/125)

= -1/5

= -(5)^-1

(ii). (1/2)^-3 x (1/2)^-2

= (2)^3 × (2)^2

= 8×4

= 32

= (2)^5