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Equivalent Expressions

SAT Math· difficulty 3/5

Expand (x+4)(x−2)(x+4)(x-2) to standard form.

  • A

    x2+2x−8x^2 + 2x - 8

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  • B

    x2−6x−8x^2 - 6x - 8

  • C

    x2−2x−8x^2 - 2x - 8

  • D

    x2+2x+8x^2 + 2x + 8

Explanation

x2−2x+4x−8=x2+2x−8x^2 - 2x + 4x - 8 = x^2 + 2x - 8.

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