A sign is hung on the wall of a building as in the figure below. Given the downward force and the horizontal force, determine the minimum required strength of a cable from point A to point B.
Downward force: 25 pounds; horizontal force: 60 pounds
A. 35 pounds
B. 65 pounds
C. 54.54 pounds
D. 85 pounds
Answer: B
Mathematics
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Graph the solution set on a number line.{x|-3 ? x ? 1}
A. 
B. 
C. 
D. 
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Solve the problem.In an amplifier circuit, the current i (in A) changes with time t (in s) according to i = 0.03t
. If 0.6 C of charge has passed a point in the circuit at t = 0, find the total charge to have passed the point at t = 0.5 s.
A. 0.624 C B. 0.596 C C. 0.014 C D. 0.604 C
Mathematics
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A. 
B. 
C. 
D. 
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Use an amortization table to find the value.
A. 0.09168 B. 0.08524 C. 0.09929 D. 0.08885
Mathematics