Mat 1033 Common Final Review Worksheet With Answers - Santa Fe College Page 10
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2137.
Suppose white chocolate costs $4 per pound and milk chocolate costs $5 per pound. Let x be the
number of pounds of white chocolate and y be the number of pounds of milk chocolate bought.
Graph the region in the xy-plane that represents all possible weight combinations of white and
milk chocolate that can be bought for $20 or less.
y
10
8
6
4
2
x
-10 -8 -6 -4 -2
2
4
6
8 10
-2
-4
-6
-8
-10
______________________________________________________________________________
38.
Write an equation in standard form of the line satisfying the following condition.
The line goes through (–2, 4), and is perpendicular to x = 6. Choose the correct equation for the
line.
a.
y + 4 = 2
b.
x + y = 2
c.
y = 4
d.
x = –2
_____________________________________________________________________________
39.
Factor.
2
64b
– 49 = ________________________________.
(Use N if the binomial is not factorable.)
______________________________________________________________________________
40.
Solve the equation.
2
–c
= 25 – 10c
The solution set is { ______________ }.
(Write an integer or a simplified fraction. Use a comma to separate answers as needed.)
______________________________________________________________________________
41.
Simplify. Assume all variables represent positive real numbers.
3
6
343
x
_____________
−
=
(Give an exact answer, using radicals as needed.)
______________________________________________________________________________
42.
Evaluate the expression.
3 / 2
16
______________
=
(Give an exact answer, using radicals as needed.)
MAT 1033 Common Final Review Packet
Page 10
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