SOLUTION: I need help with this problem. Factor this expression completely. 0.09y2 - 0.81

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Question 276023: I need help with this problem.
Factor this expression completely.
0.09y2 - 0.81

Answer by stanbon(75887)   (Show Source): You can put this solution on YOUR website!
I need help with this problem.
Factor this expression completely.
0.09y2 - 0.81
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Common factor: 0.09
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= 0.09(y^2-9)
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= 0.09(y-3)(y+3)
==================
Cheers,
Stan H.

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