X2 + 8x + 15 what is the factored form

asked Sep 25, 2021 132k views

2 votes

X2 + 8x + 15
what is the factored form

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Answer:

$x {}^(2) + 8x + 15$

$\implies \: x {}^(2) + 3x + 5x + 15$

$\implies \: x(x + 3) + 5(x + 3)$

$\implies \: (x + 5)( + 3)$

Snowangel answered Sep 28, 2021

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2 votes

Answer:

${x}^(2) + 8x + 15 \\ {x}^(2) + 5x + 3x + 15 \\ x(x + 5) + 3(x + 5) \\ = (x + 3)(x + 5)$

Victor Laerte answered Sep 30, 2021

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