Perform the operation. Write the answer as a fraction in lowest terms.21
+ 11
A. 8
B. 32
C. 13
D. 51
Answer: B
Mathematics
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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
Mathematics
Express the vector as a product of its length and direction.-9i + 9j + 9k
A. 9
B. 
C. 9
D. 9( -i + j + k)
Mathematics
Find an equation of the line containing the given pair of points(-8, 1) and (-4, 6)
A. y = - 
x + 11
B. y = - 
x + 
C. y = 
x + 
D. y = 
x + 11
Mathematics
Refer to the double-bar graph below which shows the number of male and female athletes at a university over a four-year period. Solve the problem.
What is the only year in which the number of female athletes declined from its previous value?
A. 2002 B. 2005 C. 2004 D. 2003
Mathematics