Find the value of the determinant.
A. 8
B. -8
C. 0
D. 7
Answer: A
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Give the symbol that represents the portion of the line named and draw a figure showing just the portion named.
Line segment RP
A. 
B. 
C. 
D. 
Solve.The population growth of an animal species is described by 
where t is measured in months. Find the population of this species in an area 40 month(s) after the species is introduced.
A. 4950 B. 1100 C. 2495 D. 560
Solve the problem.A trough is to be made with an end of the dimensions shown. The length of the trough is to be 
long. Only the angle ? can be varied. What value of ? will maximize the trough's volume?
A. 5° B. 32° C. 30° D. 55°
Determine the domain and range of the function.
A. domain: [-2, 2]; range: [-3, 0] B. domain: (-?, 2]; range: [0, 3] C. domain: [-3, 0]; range: [-2, 2] D. domain: [0, 3]; range: (-?, 2]