Find parametric equations for the line described below.The line through the point P(-4, 0, 7) and parallel to the line x = 4t + 7, 
A. x = -4, y = 4t, z = -3t + 7
B. x = 4 + 4, y = 3t, z = 4t - 7
C. x = 3t - 4, y = -4t, z = 7
D. x = 4t - 4, y = 3t, z = 4t + 7
Answer: D
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Determine whether the function satisfies the hypotheses of the Mean Value Theorem for the given interval.s(t) = 
,
A. Yes B. No
Solve the problem.A video rental company charges $5 for the first day, and $4 for each additional day, for renting video tape. Use the greatest integer function and write an expression for renting a video tape for x days.
A. y + 5 = 4
B. y = 
C. y = 4
+ 5
D. y = 4x + 5
The line graph shows the recorded hourly temperatures in degrees Fahrenheit at an airport. 
During which hour did the temperature increase the most?
A. 9 a.m. to 10 a.m. B. 1 p.m. to 2 p.m. C. 12 p.m. to 1 p.m. D. 10 a.m. to 11 a.m.
Solve the system of equations using substitution.
A. x = 4, y = -3; x = 3, y = -4 B. x = -4, y = 3; x = -3, y = 4 C. x = 4, y = 3; x = 3, y = 4 D. x = -4, y = -3; x = -3, y = -4