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

7.2k points

Please log in or register to add a comment.

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

8.2k points

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

7.7m questions

10.4m answers