Simplify the radical expression. Assume all variables represent positive real numbers.
A. 8
B. 
C. 4,096
D. not a real number
Answer: A
Mathematics
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Find the length of the indicated portion of the trajectory.r(t) = (2 + 2t)i + (6 + 3t)j + (5 - 6t)k, -1 ? t ? 0
A. 5 B. 7 C. 8 D. 9
Mathematics
Find the volume.
A.
| 17.8 cm3 |
B.
| 198.998 cm3 |
C.
| 198.998 cm2 |
D.
| 47.04 cm3 |
Mathematics
Provide an appropriate response.In a raffle 1000 tickets are being sold at $1.00 each. The first prize is $100, and there are 3 second prizes fo $50 each. By how much does the price of a ticket exceed its expected value?
A. $1.00 B. $0.75 C. $1.75 D. $50
Mathematics
Factor completely. State that the polynomial is prime if it cannot be factored.u2 - 4uv - 12v2
A. (u + 2v)(u - 6v) B. (u - 2v)(u + 6v) C. prime D. (u - 2v)(u + v)
Mathematics