Perform the indicated operation. Simplify the result if possible.8 ft 11 in. + 4 ft 6 in.

A. 13 ft 7 in.
B. 12 ft 5 in.
C. 13 ft 5 in.
D. 12 ft 6 in.


Answer: C

Mathematics

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State the conjugate of the given binomial.-5a - 8b

A.
B. -5a + 8b
C. 5a - 8b
D. 5a + 8b

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Find a polar equation for the conic. A focus is at the pole.e = ; directrix is perpendicular to the polar axis 4 to the left of the pole

A. r = 
B. r = 
C. r = 
D. r = 

Mathematics

Find the limit (if it exists). Use a graphing utility to verify your result graphically. ? ?

A.

?

?


B.

?

?


C.

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D.

?

?


E.

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Mathematics

Solve the following quadratic equation by factoring.



a. v = -a + 5b, a + 5b
b. v = a - 5b, a + 5b
c. v = -a - 25b
d. v = -a + 5b, -a - 5b
e. v = -a, 25b

Mathematics