Indicate whether the function is one-to-one.{(14, -17), (13, -6), (-16, -2)}
A. Yes
B. No
Answer: A
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Find a parametrization for the line segment beginning at P1 and ending at P2.P1(5, -7, -4) and P2(0, -7, -6)
A. x = -5t + 5, y = -7t, z = -2t - 4, 0 ? t ? 1 B. x = 5t, y = -7t, z = 2t - 6, 0 ? t ? 1 C. x = -5t + 5, y = -7, z = -2t - 4, 0 ? t ? 1 D. x = 5t, y = -7, z = 2t - 6, 0 ? t ? 1
Solve the problem.Numbered disks are placed in a box and one disk is selected at random. If there are 3 red disks numbered 1 through 3, and 5 yellow disks numbered 4 through 8, find the probability of selecting a disk numbered 3, given that a red disk is selected.
A. 
B. 
C. 
D. 
Decide if the number is rational or irrational.
A. Irrational B. Rational
Solve the system of equations by elimination.
A. x = 3, y = 8; (3, 8) B. x = 2, y = 9; (2, 9) C. x = 3, y = 9; (3, 9) D. x = 2, y = 8; (2, 8)