Simplify by writing the expression with positive exponents. Assume that all variables represent nonzero real numbers.
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Find the flux of the vector field F across the surface S in the indicated direction.F(x, y, z) = xzi + yzj + k , S is the cap cut from the sphere x2 + y2 + z2 = 9 by the plane 
direction is outward
A. 
?
B. 35?
C. 
?
D. - 
?
Mathematics
Graph each set of numbers on the number line.
, -3, -1, 
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.Find k if x = 
is a solution of the equation kx2 + x + 4 = 0.
A. k = 
B. k = 
C. k = 
D. k = 
Mathematics
Round the whole number to the given place.In 2005, the sales of a certain multinational corporation were $98,664,000,000. Round this amount to the nearest billion.
A. $100,000,000,000 B. $98,000,000,000 C. $99,000,000,000 D. $98,700,000,000
Mathematics