Solve for the indicated variable.Solve r = 
for ?.
A. ? = 
B. ? = 2Ar2
C. ? = 
D. ? = 
Answer: A
Mathematics
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Find the domain and range of the inverse of the given function.f(x) = 
A. Domain: (-?, ?) Range: (-?, -7) ? (-7, ?) B. Domain: (-?, -7) ? (-7, ?) Range: (-?, 0) ? (0, ?) C. Domain: (-?, -7) ? (-7, ?) Range: (-?, ?) D. Domain: (-?, 0) ? (0, ?) Range: (-?, -7) ? (-7, ?)
Mathematics
Solve the problem. Give an exact answer and an approximation to the nearest tenth.The diagram below shows the side view of a plan for a slanted roof. Find the unknown length in this roof plan.
A. 
ft ? 18.0 ft
B. 
ft ? 5.0 ft
C. 
ft ? 10.7 ft
D. 
ft = 162.5 ft
Mathematics
Find the slope of the line satisfying the given conditions.through (1, -7) and (-9, 9)
A. 
B. - 
C. - 
D. 
Mathematics
Write as a percent. 1.18
A. 118% B. 1680% C. 218% D. 1180%
Mathematics