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Assoli18 [71]
3 years ago
7

What value in place of the question mark makes the polynomial below a perfect square trinomial? x²+22x+?

Mathematics
1 answer:
strojnjashka [21]3 years ago
3 0

Answer:

B. 121

Step-by-step explanation:

Complete the square.

Take half of the middle term, 22, and square it.

So 11^2 = 121.

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