Simplify.
A. 
B. 
C. 1
D. 
Answer: A
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The position vector of a particle is r(t). Find the requested vector.The acceleration at t = 0 for r(t) = t2i + (8t3 - 3)j + 
k
A. a(0) = 2i + 
k
B. a(0) = 2i - 
k
C. a(0) = 2i - 
k
D. a(0) = 2i - 
k
Provide an appropriate answer.Use the following frequency distribution to determine the modal class (or classes).
A. 24-33 B. 54-63 C. 44-53 D. 34-43
List the intercepts of the graph.Tell whether the graph is symmetric with respect to the x-axis, y-axis, origin, or none of these. 
A. intercepts: (0, -2) and (0, 2) symmetric with respect to x-axis, y-axis, and origin B. intercepts: (-2, 0) and (2, 0) symmetric with respect to origin C. intercepts: (0, -2) and (0, 2) symmetric with respect to y-axis D. intercepts: (-2, 0) and (2, 0) symmetric with respect to x-axis, y-axis, and origin
Use the Change-of-Base Formula and a calculator to evaluate the logarithm. Round your answer to two decimal places.log325
A. 0.34 B. 2.93 C. 3.22 D. 1.10