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Danica Blankenship
Mathematics
24 March, 19:10
If x2 + 6x + c = (x + d) 2, then d
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Velasquez
24 March, 19:12
0
d = 3
Step-by-step explanation:
Expand the right side and compare the coefficients of like terms
x² + 6x + c = x² + 2dx + d²
For the 2 sides to be equal then coefficients of like terms must be equal
compare coefficients of x - terms, then
2d = 6 ⇒ d = 3
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Tyrell Lutz
24 March, 19:34
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c=9
d=3
Step-by-step explanation:
i just took the test hows yall day
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