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Mathematics
Keith Estrada
18 July, 04:20
Multiply.
(7a-1) (x^2+2x-5)
+1
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2
)
Kadence Horne
18 July, 06:04
0
7ax2+14ax-x2-35a-2x+5
Step-by-step explanation:
(7a+-1) (x2+2x+-5)
= (7a) (x2) + (7a) (2x) + (7a) (-5) + (-1) (x2) + (-1) (2x) + (-1) (-5)
=7ax2+14ax-35a-x2-2x+5
=7ax2+14ax-x2-35a-2x+5
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Skyler Cardenas
18 July, 08:10
0
Step-by-step explanation:
(7a - 1) (x² + 2x - 5) = 7a * ((x² + 2x - 5) + (-1) * (x² + 2x - 5)
= 7a*x² + 7a*2x + 7 * (-5) + (-1) * x² + (-1) * 2x + - 5*-1
= 7ax² + 14ax - 35 - x² - 2x + 5
= 7ax² - x² + 14ax - 2x - 30
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