Change the Cartesian integral to an equivalent polar integral, and then evaluate.

A. ?(5 ln 5 + 4)
B. ?(4 ln 5 + 4)
C. ?(4 ln 5 - 4)
D. ?(5 ln 5 - 4)


Answer: D

Mathematics

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Translate the expression into the language of algebra. Use the variable x to represent the number.Nine times a number

A. 1 + 9x B. 9 - x C. x + 9 D. 9x

Mathematics

Graph the solution set of the system of inequalities.x + y ? 35x - 2y ? -10

A.

B.

C.

D.

Mathematics

Use U = universal set = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9}, A = {1, 2, 3, 5, 8}, B = {2, 3, 5, 7}, and C = {1, 4, 9} to find the set.A ? C

A. {1, 2, 3, 5, 7, 9} B. {4, 6, 7, 9} C. {1} D. {1, 2, 3, 4, 5, 8, 9}

Mathematics

Determine whether the sequence is geometric.1, 5, 20, 80, . . .

A. Geometric B. Not geometric

Mathematics