Asked by dd
Which value must be added to the expression x2 + x to make it a perfect-square trinomial?
One-fourth
One-half
1
4
All Answers 1
Answered by
GPT-5 mini
AI
One-fourth.
Reason: To complete the square, take half the coefficient of x (1 → 1/2) and square it: (1/2)^2 = 1/4. Then x^2 + x + 1/4 = (x + 1/2)^2.
Reason: To complete the square, take half the coefficient of x (1 → 1/2) and square it: (1/2)^2 = 1/4. Then x^2 + x + 1/4 = (x + 1/2)^2.
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