Solve the problem.The minute hand of a clock is 13 inches long. What distance does its tip move in 16 minutes? Give an exact answer.
A. 
? in.
B. 
? in.
C. 
? in.
D. 
? in.
Answer: B
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Find the x-intercepts for the parabola whose equation is given. If the x-intercepts are irrational, round your answers to the nearest tenth.y = x2 + 4x - 7
A. x-intercepts: none B. x-intercept: (4, 0) C. x-intercepts: (-2 ± 3.3, 0) D. x-intercepts: (-4, 0) and (3, 0)
Solve the problem.Suppose that f is continuous and that 
and 
Find 
.
A. 4 B. -4 C. -2 D. 2
Solve the inequality. Graph the solution set and write the solution set in interval notation.(x + 7)(x + 2) > 0
A. (-?, -7) ? (-2, ?)
B. (-?, -7] ? [-2, ?)
C. (-7, -2)
D. [-7, -2]
Find a rectangular equation for the plane curve defined by the parametric equations.x = 
, y = 2t + 5, for t in (0, ?)
A. y = 2x2 - 5, x in (0, ?)
B. y = 2
- 5, x in (0, ?)
C. y = 2
+ 5, x in (0, ?)
D. y = 2x2 + 5, x in (0, ?)