mercedescookhannah mercedescookhannah

11-05-2020
Mathematics

contestada

Find the exact values of the following, giving your answers as fractions.
a) 4^-1
b) 2^-3
C) 3^-4

Respuesta :

vschluter28 vschluter28

11-05-2020

Answer:

a) [tex]\frac{1}{4}[/tex]

b) [tex]\frac{1}{8}[/tex]

c) [tex]\frac{1}{81}[/tex]

Step-by-step explanation:

[tex]x^{-y}=\frac{1}{x^y}[/tex]

example:

[tex]2^{-3}=\frac{1}{2^3}[/tex]

[tex]2^{3} =8[/tex] so [tex]2^-3 = \frac{1}{8}[/tex]

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