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Marrrta [24]
3 years ago
6

PLEASE HELP QUICK

Mathematics
1 answer:
Masteriza [31]3 years ago
5 0
F(x) = x^2 +2*7x + 40
.. = (x^2 +2*7x +7^2) +(40 -7^2)
.. = (x +7)^2 -9

f(x) = (x +7)² -9

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