Find the volume under the surface z = f(x,y) and above the rectangle with the given boundaries.z = 8x + 4y + 7; 0 ? x ? 1, 1 ? y ? 3
A. 38
B. 26
C. 28
D. 36
Answer: A
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Change the number to polar form and then perform the indicated operations. Express the result in rectangular form.(6 - 6j)(4 + 8j)
A. 72 - 24j B. -24 - 72j C. 72 + 24j D. -48j2 + 24j + 24
Test the equation for symmetry with respect to the given axis, line, or pole.r = 2 sin ?; the pole
A. Symmetric with respect to the pole
B.
| May or may not be symmetric with respect to the pole |
Solve the problem. Round to the nearest tenth of a percent if necessary.Sales of frozen pizza for a club fund-raiser changed from 500 one year to 725 the next year. What was the percent change in pizza sales?
A. There was a 31% decrease in sales. B. There was a 45% increase in sales. C. There was a 69% decrease in sales. D. There was a 55% increase in sales.
Use a calculator to find the root or power rounded to six decimal places.
-1/?
A. 0.790322 B. 10.200827 C. 1.637945 D. 0.463085