Answer and explanation

Correct answer: A. -1

  1. Step 1: Complete the square: .
  2. Step 2: A square is at least , so the minimum value is .
Answer
-1.
Why not the others: 24: that is the constant term, not the minimum value. 1: the sign of the minimum is reversed. 4: it adds the shift to the minimum.

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Find the minimum value… | General Secondary Certificate (Tawjihiya Kuwait)