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Which of the binomials below is a factor of this trinomial? 5x2 + 20x + 15
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Nov 15, 2019
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Which of the binomials below is a factor of this trinomial? 5x2 + 20x + 15
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Amit Deshpande
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Factor the following:
5 x^2 + 20 x + 15
Factor 5 out of 5 x^2 + 20 x + 15:
5 (x^2 + 4 x + 3)
The factors of 3 that sum to 4 are 3 and 1. So, x^2 + 4 x + 3 = (x + 3) (x + 1):
Answer: 5 (x + 3) (x + 1)
Zaynab
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Nov 16, 2019
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factor
X + 1
is the answer
Xdavidliu
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Nov 19, 2019
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Xdavidliu
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