math
posted by Becks .
Simplify and show:
2a6(10a)5a^2(2)

(2a6)^2
This is my work but its not right.
10a10a^2

2a6
Then solve for a by setting numerator to zero. so I got this...
10a10a^2=0
10a(1a)=0
a=0, a=1
My book says a=0, or a=6 why didn't I get this?
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