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1. Multiply 4(x3 - 2x + 4) A. 4x3 + 2x + 8 B. 4x3 - 8x + 16 C. 4x3 - 2x + 4 2. Multiply -2x(3x2 + x - 5) A. -6x2 - 2x + 10 B. -6x3 + x - 5 C. -6x3 - 2x2 + 10x
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4 votes
1. Multiply 4(x3 - 2x + 4)

A. 4x3 + 2x + 8
B. 4x3 - 8x + 16
C. 4x3 - 2x + 4
2. Multiply -2x(3x2 + x - 5)
A. -6x2 - 2x + 10
B. -6x3 + x - 5
C. -6x3 - 2x2 + 10x

User Imyjimmy
by
7.6k points

1 Answer

3 votes
The first one is B
4(x3 - 2x + 4)
distribute the 4 to everything in the parenthesis to get

4x3 - 8x + 16

The second one is A
distribute the -2x to everything in parenthesis to get
-2x(3x2 + x - 5)

-6x2 -2x + 10




User RajG
by
7.7k points
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