Simplify the exponential expression. Write any negative exponents as positive exponents. Assume all variables represent positive real numbers.(16x8y4)1/2
A. 4x4y2
B. 4x8y2
C. x4y2
D. 4x4y
Answer: A
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Find the requested function value of ?.Find cos ?, if sec ? = 9.
A. 0.1111 B. 0.1250 C. -0.1250 D. -0.1111
Find the flux of the curl of field F through the shell S.F = -4x2yi + 4xy2j + z3k; S is the portion of the paraboloid 3 - x2 - y2 = z that lies above the 
A. 216? B. 18? C. 216 D. 36?
Work the application and answer with a complete sentence.A dairy produces 
of milk each day. There are 
in a gallon. How many gallons of milk are produced each day?
A. 8250 gallons of milk are produced each day. B. 82,500 gallons of milk are produced each day. C. 1,320,000 gallons of milk are produced each day. D. 825,000 gallons of milk are produced each day.
A new chocolate company is estimating how many candy bars per week college students will consume of their line of products. The graph shows the probable number of candy bars students (age 18-22) will consume from year 0 to year 10. B(x) gives the number of candy bars for boys, G(x) gives the number of candy bars for girls, and T(x) gives the total number for both groups. Use the graph to answer the question.
Estimate B(7) and G(7) and use your estimates to estimate T(7).
A. 2.3; 4.0; 6.3 B. 2.2; 4.3; 6.5 C. 3.5; 4.2; 7.7 D. 2.5; 4.0; 6.5