If A=4x²+7x-1 and B= -x²-5x+3, then what is 3/2A-2B? A) 4x²+31/2x-9/2 B) 4x²+41/2x-15/2 C) 8x²+31/2x-9/2 D) 8x²+41/2x-15/2

asked Apr 14, 2020 37.1k views

3 votes

If A=4x²+7x-1 and B= -x²-5x+3, then what is 3/2A-2B?

A) 4x²+31/2x-9/2
B) 4x²+41/2x-15/2
C) 8x²+31/2x-9/2
D) 8x²+41/2x-15/2

by Reezy

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1 vote

Answer:

D) it the only one that satisfies the relation for both x = 0 and x = 1

Explanation:

Davidillsley answered Apr 21, 2020

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