Simplify. Include the absolute value symbol if necessary.
A. |x + 3|
B. x - 3
C. (x - 3)2
D. |x - 3|
Answer: D
Mathematics
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The position vector of a particle is r(t). Find the requested vector.The acceleration at t = 1 for r(t) = t5i + 2ln
j + 
k
A. a(1) = 20i + 
j - 10k
B. a(1) = 20i + 
j + 10k
C. a(1) = 20i - 2j - 10k
D. a(1) = 20i + 2j + 10k
Mathematics
Sketch the graph of the equation in the rectangular coordinate system in three dimensions.6y + 3z = 12
What will be an ideal response?
Mathematics
The midrange for this set of numbers: 1.5cc, 4.0cc, 6.5cc, 8.0cc, 8.0cc, 8.0cc, 10.5cc, 12.0cc, 12.0cc; is
A. 6.75cc B. 7.8cc C. 10.5cc D. none
Mathematics
Find the exact value of the logarithmic expression.ln e9
A. 
B. 1
C. 9
D. e
Mathematics