Graph the damped vibration curve for 0 ? t ? 2?.d(t) = e-t/? cos (2t)
A. 
B. 
Answer: B
Mathematics
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Simplify the expression.x - [9x - (x - 4)]
A. -9x - 4 B. -4x + 4 C. -7x - 4 D. -7x + 4
Mathematics
Make a line graph of the data in the table.The following table gives the total amount of precipitation during the given months. Use time on the horizontal scale for your line graph.
What will be an ideal response?
Mathematics
A box contains 8 light bulbs, two of which do not work. If two bulbs are selected, the probability of selecting both bulbs that do not work is:
A. 
B. 
C. 
D. 
Mathematics
Use the formula for Sn to find the sum for the geometric sequence.3, 
, 
, 
, 
A. 
B. 
C. 
D. 
Mathematics