Simplify. Express answers with positive exponents only.(-2a2)3
A. (-2)6a2
B. -6a2
C. (-2)3a6
D. (-2)6a6
Answer: C
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Using Green's Theorem, find the outward flux of F across the closed curve C.F =(x2 + y2)i + (x - y)j ; C is the rectangle with vertices at (0, 0), (1, 0), (1, 9), and 
A. 0 B. -72 C. 90 D. 18
Solve and graph.-3 < 
A. k < -18
B. k ? -18
C. k ? -18
D. k > -18
For the polynomial, list each real zero and its multiplicity. Determine whether the graph crosses or touches the x-axis at each x -intercept.f(x) = 
4(x2 + 6)3
A. - 
, multiplicity 4, touches x-axis; -6, multiplicity 3, crosses x-axis
B. - 
, multiplicity 4, crosses x-axis
C. 
, multiplicity 4, touches x-axis; 6, multiplicity 3, crosses x-axis
D. - 
, multiplicity 4, touches x-axis
Perform the indicated operation. Assume that all variables are nonnegative.3
- 9
A. -6
B. 24
C. -24
D. -30