The quadratic functions f(x) and g(x) are described as follows:
f(x) = −8x2 + 7
x g(x)
0 0
1 2
2 6
3 2
4 0
Which of the following statements best compares the maximum value of the 2 functions?
It is the same for both functions.
f(x) has a greater maximum value than g(x).
g(x) has a greater maximum value than f(x).
The maximum values cannot be determined.
FAN AND MEDAL
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OpenStudy (brodybarnes35):
@xapproachesinfinity @Sammylemon
OpenStudy (anonymous):
shouldnt it be c
OpenStudy (brodybarnes35):
idk haha
OpenStudy (welshfella):
the maximum value of -8x^2 + 7 occurs when x = 0
OpenStudy (brodybarnes35):
ok:)
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OpenStudy (welshfella):
so what is maximum of f(x) ?
OpenStudy (anonymous):
oh yes
OpenStudy (anonymous):
since gx maximum value is 6, correct
OpenStudy (anonymous):
and fx is seven
OpenStudy (brodybarnes35):
ok?so b
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OpenStudy (anonymous):
i think so, yeah
OpenStudy (welshfella):
f(x) maximum is 7 yes
so what option is correct?
OpenStudy (brodybarnes35):
b
OpenStudy (welshfella):
b is right
OpenStudy (brodybarnes35):
can u guys help on a couple more?
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OpenStudy (brodybarnes35):
sammy medal welsh and ill metal u sammy
OpenStudy (anonymous):
oh thank you
OpenStudy (brodybarnes35):
@welshfella @Sammylemon can u guys help on a couple more?
OpenStudy (anonymous):
sure
OpenStudy (brodybarnes35):
ok one sec
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OpenStudy (brodybarnes35):
A graph of a quadratic function is shown below.
graph of y equals negative 2 times x squared plus 40 x plus 600
Which of the following coordinates is not an intercept for the function?
(−10, 0)
(0, 600)
(0, 800)
(30, 0)
@Sammylemon