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mojhsa [17]
3 years ago
5

I need help solving this, and one other question, please!

Mathematics
2 answers:
Lina20 [59]3 years ago
7 0
It’s D
(x^2+10x+25)+21-25=x^2+10x+21
Softa [21]3 years ago
5 0
The answer is D for this q
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