Write the shaded area in the figure as a mixed number and as an improper fraction.
A. 2;
B. 1;
C. 5;
D. 1;
Answer: D
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Evaluate the square root.
A. 0 B. undefined C. 1 D. 2
Solve the problem by integration.The force F (in N) applied by a stamping machine in making a certain computer part is where x is the distance (in cm) through which the force acts. Find the work done by the force from
to
A. 0.0362 N? cm B. 0.0159 N? cm C. 11.3 N? cm D. 0.0796 N? cm
Solve the system using the inverse of the coefficient matrix of the equivalent matrix equation. 9x - y + 4z = 20 2x + 4y + 3z = 15 4x - 9y + z = -9
A. {(-2, 2, 4)} B. ? C. {(2, 1, 2)} D. {(2, 2, 1)}
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 = 6 - 5 sin (?t)
A. simple harmonic; 5 m; sec; 2 oscillations/sec
B. simple harmonic; 5 m; 2 sec; oscillation/sec
C. simple harmonic; -5 m; 2 sec; oscillation/sec
D. simple harmonic; 6 m; 2 sec; oscillation/sec