Evaluate f(x) = 5x + 3, if x = -4. (Points : 2)
23
-17
17
-23
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OpenStudy (anonymous):
-17
OpenStudy (adi3):
do u know whts f(x) is
OpenStudy (anonymous):
Thats what I thought. Just wanted to make sure.
To prove it. Ill show how
OpenStudy (adi3):
5(-4) + 3 =
OpenStudy (adi3):
@DelTa-_-LeGEnD
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OpenStudy (anonymous):
5*-4= -20, -20+3= -17
OpenStudy (anonymous):
F(x)
Plug in -4 for X
So then you have 5(-4) +3= -17
OpenStudy (anonymous):
A line with undefined slope is a function. (Points : 1)
True
False
OpenStudy (anonymous):
My guess is false
OpenStudy (adi3):
true
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OpenStudy (anonymous):
The answer is true? How?
OpenStudy (adi3):
u can solve it by looking at where is the line
OpenStudy (anonymous):
?
OpenStudy (adi3):
trust me check ur answer its true
OpenStudy (anonymous):
What is the direct variation equation if f(x) varies directly with x and f(x) = –9 when x = 3?
A. f(x) = -1/3x
B. f(x)= -3x
C. f(x)= -6x
D.f(x)= -12x
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OpenStudy (anonymous):
@Adi3
OpenStudy (adi3):
wht
OpenStudy (adi3):
quick i hve to sleep
OpenStudy (adi3):
its 11:00 P.M
OpenStudy (texaschic101):
a line with an undefined slope is not a function....an undefined slope represents a vertical line where x is always the same number....and a function can not have 2 or more repeating x values
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OpenStudy (anonymous):
I posted an new one above
OpenStudy (adi3):
-6
OpenStudy (adi3):
u gonna medal me
OpenStudy (anonymous):
There :)
OpenStudy (anonymous):
What is the vertex of f(x) = |x + 3| - 5 ? Your answer should be an ordered pair.