SOLUTION: If x and y are integers, which of the following is equivalent to (2x)3y – (2x)y?
a) (2x)2y
b) 2y(x3 – xy)
c) (2x)y[(2x)2y – 1]
d) (2x)y(4xy – 1
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Question 306784: If x and y are integers, which of the following is equivalent to (2x)3y – (2x)y?
a) (2x)2y
b) 2y(x3 – xy)
c) (2x)y[(2x)2y – 1]
d) (2x)y(4xy – 1)
e) (2x)y[(2x)3 – 1]
Found 2 solutions by Stitch, texttutoring:
Answer by Stitch(470) (Show Source): You can put this solution on YOUR website!
Given:
Do the multiplication
The 4XY can be factored
The answer is A
Answer by texttutoring(324) (Show Source): You can put this solution on YOUR website!
(2x)3y - (2x)y = 6xy - 2xy = 4xy
The first answer, a), is equal to 4xy as well.
(2x)2y = 4xy
The answer is a).
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