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WorksheetsFinal Review Part two
Total questions: 10
Worksheet time: 10mins
Name
Class
Date
1.
a)
y = –4x + 25
b)
y = –4.07x – 25
c)
y = –4.07x + 25
d)
y = –4x
2.
a)
y = 40.76 + 6.26x
b)
y = 34.5 – 6.26x
c)
y = 40.76 – 6.26x
d)
y = 34.5 + 6.26x
3.
a)
exponential function, y = 3(4)x
b)
exponential function, y = 4(3)x
c)
linear function, y = 3x + 4
d)
linear function, y = 4x + 3
4.
a)
y = 135.9 – 20.617x
b)
y = 135.9 + 20.617x
c)
y = 135.9(0.669)x
d)
y = 135.9(1.495)x
5.
a)
The table represents a linear function because its finite differences are approximately constant.
b)
The table represents a linear function because its common ratios are approximately constant.
c)
The table represents an exponential function because its finite differences are approximately constant.
d)
The table represents an exponential function because its common ratios are approximately constant.
6.
a)
y = 11x
b)
y = 2x2 + 5x + 4
c)
y = 17x – 6
d)
y = x2 – 2x + 4
7.
a)
y = 40.76 + 6.26x
b)
y = 34.5 – 6.26x
c)
y = 40.76 – 6.26x
d)
y = 34.5 + 6.26x
8.
a)
exponential, common ratio = 0.67, y = 0.67(240)x
b)
exponential, common ratio = 1.5, y = 240(160)x
c)
exponential, common ratio = 1.5, y = 240(1.5)x
d)
not an exponential function
9.
a)
Linear
b)
Exponential
c)
Quadratic
d)
Cubic
10.
a)
yes, y = 0.7x + 0.9
b)
yes, y = 0.7x + 1.6
c)
yes, y = 1.4x + 2.3
d)
Not a linear function
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