Use the vertical line test to determine whether or not the graph is a graph in which y is a function of x.

A. not a function
B. function


Answer: B

Mathematics

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Find the volume of the solid generated by revolving the region bounded by the given lines and curves about the . y = 2csc x, y = 2 ? x ? 

A. 4?2 + 8? B. ?2 + 4? C. 4?2 - 8? D. 2?2 - 4?

Mathematics

Graph the function f(x) over the given interval. Partition the interval into 4 subintervals of equal length. Then add to your sketch the rectangles associated with the Riemann sum , using the indicated point in the kth subinterval for ck.f(x) = x2 - 3, [0, 8], midpoint

A.

B.

C.

D.

Mathematics

Solve the system.  x - y + 3z = 11-2x + 2y - 6z = 4  x + 5y + z = -1

A. (4, 0, -1) B. (4, -1, 0) C. (0, -1, 4) D. No solution

Mathematics

Determine whether the proportion is true or false. = 

A. True B. False

Mathematics