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12 votes
12 votes
Find the exact values of the following, giving your answers as fractions.

a) 4^-1
b) 2^-3
c) 3^-4

User Eric Hulser
by
2.7k points

2 Answers

25 votes
25 votes

Answer:

see explanation

Explanation:

Using the rule of exponents


a^(-m) =
(1)/(a^(m) ), then

(a)


4^(-1) =
(1)/(4)

(b)


2^(-3) =
(1)/(2^(3) ) =
(1)/(8)

(c)


3^(-4) =
(1)/(3^(4) ) =
(1)/(81)

User JerodG
by
2.9k points
14 votes
14 votes
-4 -8 -81. Sorry if any are wrong
User Paul Bruno
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3.4k points