Algebra 2 Chapter 1 Worksheet - Kenston Local Schools Page 2
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1
2Algebra 2
Name ____________________________
Chapter 1 Day #12 – Review
7. Solve the following systems:
−
= −
+
=
2
x
3
y
17
2
x
3
y
1
a.
b.
= +
−
=
y
x
6
5
x
4
y
14
8. Given the following sequences identify if they are arithmetic or geometric, write an explicit and
th
recursive definition, and find the 8
term.
a. 12, 9, 6, ...
b.
12, 6, 3, ...
9. Write an exponential equation that passes through the points (2, 27) and (5, 19683) .
10. A collectible is worth $2500 and its value in increasing at a rate of 2% a year. How much will it be
worth in 10 years? How much would it be worth if it was decreasing instead of increasing?
11. Simplify the following.
3
−
2
(
)
1
4
−
12
9 3
a.
b.
27x y
81
2
(
) (
)
2
−
2
xy
2
2
−
−
2
3
4
c.
3
x y
9
xy
d.
−
−
1
3
3
x y
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