Perform the indicated operation.u = 
, v = 
7u - 6v
A. 
B. 
C. 
D. 
Answer: D
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Calculate the flux of the field F across the closed plane curve C.F = xi + yj; the curve C is the circle (x + 2)2 + (y + 5)2 = 36
A. 2? B. 72? - 12 C. 0 D. 72?
Use the exponential key to find an approximation to the nearest thousandth.
1.6
A. 0.231 B. 0.277 C. 0.606 D. 0.640
Solve the problem.Two angles are supplementary, and one is 5° more than six times the other. Find the larger angle.
A. 110° B. 155° C. 25° D. 70°
A piecewise function is given. Use the properties of limits to find the indicated limits, or state that the limit does not exist.f(x) = 
a. 
f(x)
b. 
f(x)
c. 
style="vertical-align: -21.0px;" />f(x) A. a. does not exist b. 15 c. 15 B. a. 15 b. does not exist c. 15 C. a. 15 b. does not exist c. does not exist D. a. does not exist b. 15 c. does not exist