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SAT practice
Plug in the value for f(-1) and solve
Simplify
SAT practice
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Questions
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Answers
1
Simplify
4
x3- 11x+21
x2+11x-9
5x3-5x+21
2
Plug in the value for f(-1) and solve
5
-2
-5
2
3
Set up an equation:
5x+4n
m+n=9
5+4=m+n
y=5x+4
4
How many solutions are there for all three systems?
2
3
1
4
5
Solve using proportions
30,000
150
3
750
6
Evaluate
4
-6
12
16
7
using y=mx+b form, determine the equation
(99.95+0.08x)+5
1.08(99.95+5)x
1.08(99.95x+5)
1.08(99.95x)+5
8
What does the y-intercept represent in terms of the scenario
The change per mile of $1.50
a charge per mile of $19.99
the flat fee of $19.99
the y- value
9
Use proportions to solve
$2
$126
$42
$5
10
Simplify
-2x2- 2
-2x2-8
4x2-8
4x2- 2
11
How many of the people have a height that differs more than 3cm from the line of best fit?
4
2
6
9
