stankyweezle
26.09.2019 •
Mathematics
Find the equation for the axis of symmetry for f(x)=2x^2 + 3x + 9
x = -4
x = 4/3
x = −3/4
x = 3
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Ответ:
Step-by-step explanation:
The quadratic function:
The equation of an axis of symmetry:
We have:
Substitute:
Ответ:
No, it is not a function because -5 has two outputs.