Simplify.
A. 
B. 56
C. 
D. 2!
Answer: B
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Find the mass of the thin bar with the given density function?(x) = 5 + x2; for 0 ? x ? 1
A. 
B. 5
C. 0
D. -2
Perform the indicated operations.The impedance in an antenna circuit is 393 ( cos 15.4° + j sin 15.4° ) ohms. Write this in rectangular form.
A. 104.1 + 379.0j B. 379.0 - 104.1j C. 104.1 - 379.0j D. 379.0 + 104.1j
Solve the problem.Shown is the image of a figure under the two successive translations that take P to P' and then P' to P''. Find the original figure. Note again, the given figure is the image after translation. Hint: First find the final image of a point if it were translated by both translations. Then what happens in the reverse process?
A. 
B. 
C. 
D. 
Classify the angle as acute, right, obtuse, or straight.
A. Obtuse B. Right C. Straight D. Acute