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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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