actrombly actrombly

17-04-2019
Mathematics

contestada

Simplify 3^−2

I think it is 1/9 but I'm not sure

Respuesta :

luluknauer luluknauer

17-04-2019

Answer:

you are correct the answer is 1/9

Step-by-step explanation:

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jimrgrant1 jimrgrant1

17-04-2019

Answer:

see explanation

Step-by-step explanation:

Using the rule of exponents

[tex]a^{-m}[/tex] ⇔ [tex]\frac{1}{a^{m} }[/tex], hence

[tex]3^{-2}[/tex] = [tex]\frac{1}{3^{2} }[/tex] = [tex]\frac{1}{9}[/tex]

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