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NikAS [45]
3 years ago
11

Which value is needed to create a perfect square trinomial from the expression x2 + 8x + _____?

Mathematics
1 answer:
Alecsey [184]3 years ago
4 0
I believe it's +16, if you complete the square you'd have (x+4)^2 - 16 + a = 0 where a is the value you're looking for, so to make this correct you need a = 16
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Answer:

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