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Fiesta28 [93]
3 years ago
8

What value of c makes the polynomial below a perfect square? 4x2 + 12x + c?

Mathematics
2 answers:
My name is Ann [436]3 years ago
7 0
Blessesmom1 is correct C would equal 9
Tema [17]3 years ago
6 0
This is what we know:4x^2 + 12x + c = (2x + k)^2
<span> 4x^2 + 12x + c = 4x^2 + 2kx + 2kx + k^2 
c=9
</span>
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