Which is a perfect square trinomial?
a. 4x2 – 2x + 1 c. 4x2 + 4x + 1
b. 4x2 + 2x + 1 d. 4x2 – 4x – 1
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Step-by-step explanation:
b. 4x2 + 2x + 1
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Answered by
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b. 4x2 + 2x + 1 d. 4x2 – 4x – 1
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