Question

Exponents and Powers

1) i) Express 16^-2 as a power with base 2.

ii) Express 125^-4 as a power with base 5.


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Answer 1

Answer:

i) 2^ -8  ii) 5^ -12

Step-by-step explanation:

1. i)

16 ^ -2

= (2^4)^-2

= 2^ -8

or 1/ 2^8

ii) 125 ^ -4

= (5^3)^ -4

= 5^ -12

or

1/ 5^12