Divide to find the exact answer. Express the answer as a whole or mixed number when possible and simplify.4 ÷ 

A. 20
B. 18
C. 21
D. 19


Answer: A

Mathematics

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Evaluate the cylindrical coordinate integral.

A. 64? B. 16? C. 8? D. 128?

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Solve the problem.Devise a preference schedule with three candidates in which the top-two runoff system violates Fairness Criterion 3. Explain.

What will be an ideal response?

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Graph the quadratic equation. Identify the vertex and the intercept points with their coordinates.y = x2 - 9

A. vertex: (0, -9)
x-intercepts: (-3, 0) and (3, 0) 
y-intercept: (0, -9)

B. vertex: (0, 9)
x-intercepts: none
y-intercept: (0, 9)

C. vertex: (0, -9)
x-intercepts: none
y-intercept: (0, -9)

D. vertex: (-9, 0)
x-intercept: (-9, 0)
y-intercept: (0, 81)

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Solve the equation.3(x + 5) = 4(x - 6)

A. -9 B. -39 C. 9 D. 39

Mathematics