Question

Factorize

-51+a²-14a

options :
(a+17)(a-3)
(a-17)(a+3)
(a+9)(a-1)
(a-8)(a-8)​

Answer 1

Option 2 is the right answer

Step-by-step explanation:

$-51+a²-14a \\ \\ = = > \: \: \: {a}^{2} - 14a - 51 \\ \\ = = > \: \: \: {a}^{2} - 17a + 3a - 51 \\ \\ = = > \: \: \: a(a - 17) + 3(a - 17) \\ \\ = = > \: \: \: (a + 3)(a - 17)$

.

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Answer 2

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$Option \: 2 \: is \: correct!$

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