Solve the problem.Find the exponent that makes the equation true: 2r = 16,384

A. 28
B. 42
C. 12
D. 14


Answer: D

Mathematics

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Which of the following has the greater payout and why?  I.  A 40% probability of winning $9,000 and a 60% probability of no payout. II. An 75% probability of winning $2,000 and a 25% probability of no payout. ?

A. ?I. has the higher payout. The expected value is $3,600. B. ?II. has the higher payout. The expected value is $1,500. C. ?I. has the higher payout. The expected value is $5,400. D. ?II. has the higher payout. The expected value is $500. E. ?Both have the same payout.

Mathematics

Use the factor theorem to decide whether or not the second polynomial is a factor of the first.3x2 - 21x + 36; x - 4

A. Yes B. No

Mathematics

Write an equation for the hyperbola.vertices at (4, 0), (-4, 0); foci at (5, 0), (-5, 0)

A.  -  = 1
B.  -  = 1
C.  -  = 1
D.  -  = 1

Mathematics

The region under the curve is rotated about the x-axis. Find the volume of the resulting solid.

What will be an ideal response?

Mathematics