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expand (6-4x^2)(x^2+5x-2)

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expand (6−4x²)(x²+5x−2)

Solution

−4x⁴−20x³+14x²+30x−12

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(6−4x²)(x²+5x−2)

Distribute parentheses

=6x²+6· 5x+6(−2)−4x²x²−4x²· 5x−4x²(−2)

Simplify 6x²+6· 5x+6(−2)−4x²x²−4x²· 5x−4x²(−2): −4x⁴−20x³+14x²+30x−12

=−4x⁴−20x³+14x²+30x−12

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−▭▭	<	7	8	9	÷	`AC`
+▭▭	>	4	5	6	×	☐☐☐
×▭▭	(	1	2	3	−	`x`
▭ \|▭	)	.	0	=	+	`y`

expand (6-4x^2)(x^2+5x-2)

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