Question which-
Which expression is a factor of ?
Which expression is a factor of 2 x 2 + 38 x + 10 ?
Medium-difficulty · SAT Math · Equivalent Expressions — Factoring trinomials and special products. Read the question above, select your answer, and check the full explanation below to understand exactly why the correct choice works.
Answer explanation
Choice A is correct. Since is a common factor of each of the terms in the given expression, the expression can be rewritten as . Therefore, the factors of the given expression are and . Of these two factors, only is listed as a choice.
Choice B is incorrect and may result from conceptual or calculation errors.
Choice C is incorrect. This is a term of the given expression, not a factor of the given expression.
Choice D is incorrect. This is a term of the given expression, not a factor of the given expression.
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