Calculate. 22 ? 2-5 ÷ 213 ÷ 2-5
A. 2-21
B. 2-11
C. 2-1
D. 215
Answer: B
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Solve the problem.A force of 627 lb is required to pull a boat up a ramp inclined at 23° with the horizontal. How much does the boat weigh?
A. 2182 lb B. 604 lb C. 1605 lb D. 577 lb
Determine the domain and range of the function.
A. domain: [0, 12]; range: [1, 6] B. domain: [1, 6]; range: [0, 12] C. domain: (1, 6); range: (0, 12) D. domain: (0, 12); range: (1, 6)
Solve.The pitch of a screw is the distance between threads. With each complete rotation of the screw, it goes in or out a distance equal to its pitch. How far will a screw with a pitch of 
in. go into a piece of wood when it is turned 10 complete rotations clockwise?
A. 
in.
B. 
in.
C. 
in.
D. 
in.
Use calculus and a graphing calculator to find the approximate location of all relative extrema.f(x) = 0.1x5 + 5x4 - 8x3 - 15x2 - 6x - 71
A. Approximate local maxima at -41.132 and -0.273; approximate local minima at -0.547 and 1.952 B. Approximate local maxima at -41.113 and -0.263; approximate local minima at -0.474 and 1.962 C. Approximate local maxima at -41.214 and -0.308; approximate local minima at -0.533 and 1.938 D. Approximate local maxima at -41.118 and -0.281; approximate local minima at -0.593 and 1.938