Solve the problem.The entrance to a tent is the shape of an equilateral triangle. If the base of the tent is 6 ft wide, how tall is the tent? (Give an exact answer.)
A. 9
ft
B. 3
ft
C. 54
ft
D. 3
ft
Answer: D
Mathematics
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Evaluate the function.f(x) = -2x - 13; f(-9)
A. -13 B. 5 C. 26 D. 8
Mathematics
Find the inverse matrix of A.A = 
A. 
B. 
C. 
D. 
Mathematics
Use transformations to graph the function. Determine the domain, range, and horizontal asymptote of the function.f(x) = 3-x + 2
A. domain: (-?, ?); range: (3, ?)
horizontal asymptote: y = 3
B. domain: (-?, ?); range: (2, ?)
horizontal asymptote: y = 2
C. domain: (-?, ?); range: (2, ?)
horizontal asymptote: y = 2
D. domain: (-?, ?); range: (3, ?)
horizontal asymptote: y = 3
Mathematics
Graph the function. Then identify its domain and range.f(x) = 
, for x ? -3
A. Domain: [-3, ?); range: (-?, 0] 
B. Domain: (-?, -3]; range: [0, ?) 
C. Domain: [-3, ?); range: [0, ?) 
D. Domain: [3, ?); range: [0, ?) 
Mathematics