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Equivalent Expressions

SAT Math· difficulty 3/5

Which expression is equivalent to x2+6x−16x^2 + 6x - 16?

  • A

    (x+16)(x−1)(x + 16)(x - 1)

  • B

    (x−8)(x+2)(x - 8)(x + 2)

  • C

    (x+4)(x−4)(x + 4)(x - 4)

  • D

    (x+8)(x−2)(x + 8)(x - 2)

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Explanation

Two numbers multiplying to −16-16, summing to 66: 88 and −2-2. So (x+8)(x−2)(x+8)(x-2).

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