Simplify the expression. Write the result without using negative exponents. (Assume all variables represent nonzero real numbers.)
-4
A. 
B. x24y12w4z16
C. 
D. 
Answer: A
You might also like to view...
List the intercepts of the graph. 
A. (-2, 0), (0, -2), (0, 0), (0, 2), (2, 0) B. (0, 2), (2, 0) C. (-2, 0), (0, -2), (0, 2), (2, 0) D. (-2, 0), (0, 2)
Select the equivalent equation that could be the next step in finding a solution to the equation.3x + 9 = 6
A. x = 5 B. 3x = 15 C. x = - 1 D. 3x = -3
Solve the application involving finding the equation of a line.If Oscar hired a painter for 3 hours the total cost would be $110. If he hired the same painter for 10 hours, the total cost would be $250. An equation that models the relationship between the cost, y, in dollars, and the number of hours worked, x, is 
Describe the painter's cost plan in words.
A. The painter has a service fee of $20; in addition, she charges $50 per hour of labor. B. The painter charges $20 per hour of labor. C. The painter has a service fee of $50; in addition, she charges $20 per hour of labor. D. The painter charges $50 for each room; in addition, she charges $20 per hour of labor.
Find an equation of the ellipse that satisfies the conditions.Vertices 
, length of minor axis is 
.
A. 
B. 
C. 
D. 
E. 