What is 2a squared if a=3?

asked Feb 12, 2015 224k views

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by IGEL

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1 vote

If You mean is :

$2a^(2)~~~~~~[just\ subtituted\ a\ into\ 3]$

$2a^(2)\\=2(3)^(2)\\=2(3 * 3)\\=2(9)\\=18$

Nachodd answered Feb 15, 2015

8.1k points

3 votes

2(3)^2= 18 that is with a(3) squared or 2(3)=6 and 6squared or 6^2 = 36.

Paulene answered Feb 16, 2015

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