Solve the problem.Let B = [-1 4 5 -3]. Find -2B.
A. 
B. 
C. 
D. 
Answer: B
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Solve the problem.The electric current i (in A) in a circuit containing a 1-H inductor, a 
resistor, and a 
battery is function of the time t (in s) given by 
Solve for t as a function of i.
A. t = 
B. t = 
C. t = 
D. t = 
Round to the indicated place value.Round to the nearest hundredth: 1.776
A. 1.77 B. 1.79 C. 1.8 D. 1.78
Solve the problem.How much money would you have to deposit at the end of each year into an annuity paying 5% interest compounded annually in order to have $39,600 at the end of thirty years?[(1.05)30 ? 4.3, (1.5)30 ? 191,751, (1.025)60 ? 4.4]
Fill in the blank(s) with the appropriate word(s).
The displacement d (in meters) of an object at time t (in seconds) is given. Describe the motion of the object. What is the maximum displacement from its resting position, the time required for one oscillation, and the frequency?d = -3 sin (3t)
A. simple harmonic; 3 m; 
? sec; 
oscillations/sec
B. simple harmonic; -3 m; 
? sec; 
oscillations/sec
C. simple harmonic; 3 m; 
sec; 
? oscillations/sec
D. simple harmonic; -3 m; 3 ? sec; 
oscillations/sec