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grandymaker [24]

2 years ago

6

Factor completely 4u^2 + 28u + 49

1 answer:

nata0808 [166]2 years ago

3 0

$4u^2+28u+49=4u^2+14u+14u+49=2u(u+7)+7(u+7)=\\ \\=(u+7)(2u+7)$

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