How can i solve that equation by factoring

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asked Oct 10, 2022 131k views

5 votes

How can i solve that equation by factoring

Mathematics
high-school

Niko Hujanen asked

by Niko Hujanen

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2 Answers

7 votes

Answer:

$y = {x}^(2) + 8x + 15 \\ factors \: = 3 \: and \: 5 \\ y = {x}^(2) + 3x + 5x + 15 \\ y = x(x + 3) + 5(x + 3) \\ y = (x + 5)(x + 3) \\ either \: (x + 5) = 0 \: or \: (x + 3) = 0 \\ x = - 5 \: and \: - 3$

Ende Neu answered Oct 12, 2022

by Ende Neu

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4 votes

Answer:

y = ( x + 3 )( x + 5 )

Explanation:

N/A

Yous answered Oct 15, 2022

by Yous

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