Simplify the expression. Assume that all variables are positive.(x6y9)1/3
A. x2y3
B. 3x6y9
C. x3y2
D. x18y27
Answer: A
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Simplify the polynomial by adding or subtracting, as indicated. Express your answer as a single polynomial in standard form.(8x2y - 12xy + 6) + (-7x2y + 5xy - 3)
A. x2y - 7xy + 3 B. -7x3y2 + 3 C. -x2y - 17xy + 9 D. 15x2y + 17xy + 9
Solve the problem.If (-8, -6) is the endpoint of a line segment, and (-5, -11) is its midpoint, find the other endpoint.
A. (-2, -16) B. (-2, -1) C. (-18, 0) D. (-14, 4)
Tell whether the points are the vertices of a parallelogram (that is not a rectangle), a rectangle, or neither.(-10, -4), (-1, -18), (13, -9), (4, 5)
A. Neither B. Parallelogram C. Rectangle
Use a graphing calculator to graph the function using the given viewing window. Use the graph to decide if the function is one-to-one. If the function is one-to-one, give the equation of the inverse function.f(x) = 
; [-10, 10] by [-10, 10]
A. One-to-one; f-1(x) = 
B. One-to-one; f-1(x) = 
C. Not one-to-one
D. One-to-one; f-1(x) = 