Find a polar equation in the form r cos(? - ?0) = r0 for the given line.
x - 
y = 10
A. r cos 
= 10
B. r cos 
= 5
C. r cos 
= 10
D. r cos 
= 5
Answer: B
Mathematics
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A. 
B. 
C. 
D. 
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A. (6x - 5y)(x - 4y) B. (2x - 5y)(3x - 4y) C. (2x + 5y)(3x - 4y) D. (2x - 5)(3x - 4)
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Which of the following is NOT a representation for displaying bivariate data?
a. scatterplot b. sliced scatterplot c. ordered case value bars d. histogram
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The function f is one-to-one. Find its inverse.f(x) = 7x + 2
A. f-1(x) = 
B. f-1(x) = 
C. f-1(x) = 
+ 2
D. f-1(x) = 
- 2
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