Mat 1033 Common Final Review Worksheet With Answers - Santa Fe College Page 14
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2158.
Membership in the County Museum has been increasing slowly since it was built in 1960. The
½
number of members is given by the function M( t ) = 200 + 15 t
, where t is the number of years since
1960. How many members were there in the year 2000? Round to the nearest whole person.
______________________________________________________________________________
59.
Solve the system of equations using the graph given. Give your best estimate.
______________________________________________________________________________
60.
Use any method to solve the equation.
2
5x
– 3x – 7 = 0
The solution set is { __________________________ }.
(Use a comma to separate answers as needed. Give an exact answer, using radicals as needed.
Use integers or fractions for any numbers in the expression. Use N if there are no real
solutions.)
______________________________________________________________________________
61.
Evaluate the function below at the indicated values.
s t
( )
t
7
=
+
a.
Find s(–7).
s(-7) = ____________
b.
Find s(2).
s(2) = ____________
c.
Determine the domain of the function. Write using inequality notation: ________
___________________________________________________________________________
2
62.
A graph of y = ax
+ bx + c is shown to the right.
Part1:
Is the value of a positive or negative?
2
Part2:
What are the solutions, if any, to ax
+ bx + c = 0 ?
x = _______________
Simplify your answer. Write an exact answer,
using radicals as needed. Use a comma to separate answers as needed.
Or write N if there is no real solution.
Part 3:
Is the discriminant positive, negative, or zero?
MAT 1033 Common Final Review Packet
Page 14
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