Answer and explanation

Correct answer: C. and

  1. Step 1: Factor quadratic: find two numbers that multiply to 12 and add to -7.
  2. Step 2: The numbers are and : .
  3. Step 3: Roots are and .
Answer
3 and 4.
Why not the others: ' and ' add to 8; ' and ' add to but are the negatives of the roots; ' and ' add to 13.

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