Perform the operation. Write the answer as a fraction in lowest terms.2 ? 1

A.
B.
C.
D.


Answer: B

Mathematics

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Use the shell method to find the volume of the solid generated by revolving the shaded region about the indicated line.About the line y = 3x = y + 6

A. ?
B. ?
C. ?
D. 99?

Mathematics

The circle graph shows the results of the student council presidential election. The complete circular area represents 100% of the votes.The circle graph shows what percent of the vote each person received.Who got the fewest votes?

A. Ming B. Gina C. Jim D. Ben

Mathematics

Find the indicated composite for the pair of functions.Given f(x) = 4x2 + 2x + 3 and g(x) = 2x - 7, find (g ? f)(x).

A. 8x2 + 4x - 1 B. 4x2 + 2x - 4 C. 4x2 + 4x - 1 D. 8x2 + 4x + 13

Mathematics

Find the degree of the following polynomial and determine whether it is a monomial, binomial, trinomial, or none of these.17y5 + 7y4 + 3

A. 10; trinomial B. 9; trinomial C. 5; binomial D. 5; trinomial

Mathematics