Compute r''(t).r(t) = (cos 3t)i + (2 sin t)j
A. r''(t) = (-3 cos 3t)i + (2 sin t)j
B. r''(t) = (-9 cos 3t)i + (-4 sin t)j
C. r''(t) = (9 cos 3t)i + (-2 sin t)j
D. r''(t) = (-9 cos 3t)i + (-2 sin t)j
Answer: D
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Provide an appropriate response.Peter took one hour longer to drive 210 miles than he did on a trip of 175 miles. If his rate was the same for both trips, how long did each trip take?
Fill in the blank(s) with the appropriate word(s).
Graph the function on the indicated interval.y = 
, 0 ? x ? 4 
A. 
B. 
C. 
D. 
Simplify.
÷ 
? 
A. 
B. 
C. 8
D. 6
Solve the problem.The length of the diagonal of a box is given by D = 
where L, W, and H are the length, width, and height of the box. Find the length of the diagonal, D, of a box that is 
long, 
high, and 
wide. Give the exact value.
A. 
ft
B. 
ft
C. 30 ft
D. 12 ft