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Simplify 4x2 + 2x – 8

  1. 4x2 + 2x + 8

  2. 2x2 + 2x – 8

  3. 2x2 + 3x – 8

  4. 4x2 – 6x + 8

The correct answer is: 4x2 – 6x + 8

The given expression can be simplified by combining like terms, in this case, the terms with the same degree of x. Option A has the incorrect sign in the last term. Option B has the incorrect coefficient on the first term. Option C has the incorrect coefficient on the second term. Option D has the correct coefficients on all terms, resulting in the simplified expression 4x2 – 6x + 8. Note that the last term is positive because the negative sign was distributed to all terms in the expression.