Find every value for the variable that makes the expression undefined.
A. 2
B. -2
C. 8
D. 0
Answer: D
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Evaluate the algebraic expression for the indicated variable.-7a2 - 8b + c - 12 for a = 8, b = -3, c = -6
A. -50 B. -442 C. -490 D. -466
Write the rate as a unit rate.2556 cars in 710 households
A. 3266 cars/household B. 1846 cars/household C. 3.6 cars/household D. 0.278 car/household
Solve the problem.Given that f(x) = 5 ln 2x, find f-1(x) and give the domain and range of f-1(x) .
A. f-1(x) = 
ex-5, domain = (-?, ?), range = (0, ?)
B. f-1(x) = 
ex/5, domain = (-?, ?), range = (0, ?)
C. f-1(x) = 
ex-5, domain = (0, ?), range = (-?, ?)
D. f-1(x) = 
ex/5, domain = (0, ?), range = (-?, ?)
Solve the problem.The roof of a building is in the shape of the hyperbola 
where x and y are in meters. Refer to the figure and determine the height h of the outside walls.
A. 20 meters B. 92 meters C. 9.6 meters D. 36 meters