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Adeline Wolfe
Mathematics
10 December, 00:19
Determine if p2+14p+49 is a perfect trinomial
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Pamela Sweeney
10 December, 00:31
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Step-by-step explanation:
p² + 14p + 49 = p² + 2 * 7p + 7²
Comparing with a² + 2ab + b²,
a = p and b = 7
So 2ab = 2*p*7 = 14 p
So, p² + 14p + 49 is a perfect trinomial
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