Question

factorize by splitting middle term
${3x}^{2} + 13x + 4$
​

Answer 1

$3 {x}^{2} + 13x + 4 \\ 3 {x}^{2} + 12x + x + 4 \\ 3x(x + 4) + 1(x + 4) \\ (x + 4)(3x + 1)$

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Answer 2

Step-by-step explanation:

see the attachment.

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