Write the vector v in the form v1i + v2j, given 
and the direction angle ? of v.
= 7, ? = 0°
A. 7i
B. -7j
C. 7i + 7j
D. 7j
Answer: A
Mathematics
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Find the sum of the geometric series for those x for which the series converges.
A. 
B. 
C. 
D. 
Mathematics
Solve by graphing. Label the axes and show where the solution is located on the graph.During the month of January 2006, the depth, d, of snow in inches at the base of one ski resort could be approximated by 
where t is the number of days since December 31st. Graph the equation and use the graph to estimate the depth of snow on January 24th.
A. 16 inches B. 40 inches C. 21 inches D. 24 inches
Mathematics
If 
, find 
.
?
A. 
B. 
C. 
D. 
E. 
Mathematics
Find the indicated intercept(s) of the graph of the function.y-intercept of f(x) = 
A. 
B. 
C. (0, 14)
D. none
Mathematics