Find the equations of the system shown on the graphing calculator screen.10
-10
A. 3x - y = 9
5x + y = 7
B. x - 3y = 9
x + 2y = -1
C. x + y = 1
x - 3y = -9
D. 5x + y = 7
x + 2y = -1
Answer: B
Mathematics
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Evaluate the improper integral.
A. 90 B. 120 C. 180 D. 150
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If the function is one-to-one, find its inverse. If not, write "not one-to-one."f(x) = 
A. f-1(x) = x3 - 3
B. f-1(x) = (x + 3)3
C. f-1(x) = (x - 3)3
D. f-1(x) = 
+ 3
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Graph the function by starting with the graph of 
and using transformations.f(x) = (x - 5)2 
A. 
B. 
C. 
D. 
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Multiply.(
+ 
)(
- 
)
A. 
+ 
+ 
+ 11
B. 
+ 
- 
- 11
C. 
+ 
+ 
- 11
D. 
+ 
- 
+ 11
Mathematics