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Asim Khan · Answer 1 · 2019-07-12T21:21:11+0000

The formula for perfect square is given by:
a ^ 2 + 2ab + b ^ 2 = (a + b) ^ 2
Therefore in this case we have:
x2 + 8x + 16 = (x + 4) ^ 2
Answer:
A constant term that is necessary to complete the perfect square trinomial is:
16

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