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jek_recluse [69]
3 years ago
15

Please help me I need it ​

Mathematics
1 answer:
Kitty [74]3 years ago
3 0

Answer:(x - 1)(7x + 12)

Step-by-step explanation:

Question: (6x² + 5x - 3) + (x² - 9)

⇒(6x² + 5x - 3) + (x² - 9)

⇒6x² + 5x - 3 + x² - 9

rearrange

⇒6x² + x² + 5x - 3 - 9

⇒7x² + 5x - 12

Middle term break

⇒7x² + 12x - 7x - 12

⇒x(7x + 12) - 1(7x + 12)

⇒(x - 1)(7x + 12) Answer

hope that helps...

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