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15
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When we evaluate functions, we substitute the _________ variable and evaluate the expression
input/x-value
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banana
Go to last place!
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×
gold
Win 50 points!
Okay!
×
gift
Win 20 points!
Okay!
×
banana
Go to last place!
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×
baam
Lose 25 points!
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fairy
Take points!
5
10
15
20
25
×
gift
Win 25 points!
Okay!
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lifesaver
Give 15 points!
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15
×
In the expression 5x^3 â 7x^2 + 4, name the: coefficient(s)
5, -7,
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15
×
Find the distance between ( -12, 1) & (12, -1)
24.08
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15
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Is it a function? (-1, 0); (1, 0); (0, 0); (2, 2)
Yes, because each input goes to one and only one output
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lifesaver
Give 20 points!
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seesaw
Swap points!
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fairy
Take points!
5
10
15
20
25
×
baam
Lose 10 points!
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15
×
Evaluate g(x)= 24 for g(x)= 3x-9
x=11
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15
×
What is domain?
all x-coordinates
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15
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What is the coefficient? 3xz
3
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15
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In the expression 5x^3 â 7x^2 + 4, name the: terms
5x^3, -7x^2, 4
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15
×
what is range?
all y-coordinates
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15
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A function is a rule in which each ____________ (usually x) yields exactly one ___________ (usually y).
input; output
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15
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Evaluate h(4) for h(t) = -4.9t^2 + 20t + 3.
4.6
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baam
Lose 25 points!
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seesaw
Swap points!
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×
fairy
Take points!
5
10
15
20
25
×
thief
Give points!
5
10
15
20
25
15
×
Solve for x, 4x + 5 - 8 = 3x
x= 3
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