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7x2+49x+84 = 0

Divide all terms by 7:

x2+7x+12 = 0

Factorize:

(x+3)(x+4) = 0

Therefore the x intercepts are -3 and -4

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โˆ™ 2010-02-22 15:59:18
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Q: What is the x intercepts of 7x squared plus 49x plus 84?
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