Question which-
2.4 Equivalent Expressions - Simplifying polynomials
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Which of the following is equivalent to 
?
A.
B.
C.
D.
Which of the following is equivalent to ?
Easy-difficulty · SAT Math · Equivalent Expressions — Simplifying polynomials. Read the question above, select your answer, and check the full explanation below to understand exactly why the correct choice works.
Answer explanation
Choice D is correct. The expression has two terms, 
and 4. The greatest common factor of these two terms is 2. Factoring 2 from each of these terms yields 
, or .
Choices A and B are incorrect because 4 is not a factor of the term . Choice C is incorrect and may result from factoring 2 from but not from 4.
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