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Help on maths please convert to index form

Help on maths please convert to index form-example-1

2 Answers

10 votes

Answer: 1.6 x 10^-3

Explanation:

= 1/5^4

=1/625

=0.0016 = 1.6 x 10^-3

User Daniel Attfield
by
3.1k points
7 votes

Explanation:

Because a^m / a^n = a^(m-n),

we have 5³ / 5⁷ = 5^(3-7) = 5^(-4).

User FranklinA
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3.9k points