A vector v has initial point P and terminal point Q. Graph 
and write 
as 
P = (3, -5), Q = (-2, 7)
A. 
B. 
C. 
D. 
Answer: D
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Answer the question appropriately.Find the area of the "triangular" region in the first quadrant that is bounded above by the curve 
, below by the curve y = ex, and on the right by the line x = ln 4.
A. 
B. 4 ln 4
C. 
D. 210
Write the ratio as a fraction in lowest terms.
A. 
B. 
C. 
D. 
At one high school, students can run the 100-yard dash in an average of 15.2 seconds with a standard deviation of 0.9 seconds. The times are very closely approximated by a normal curve. Find the percent of times that are:Greater than 13.4 seconds
A. 2.5% B. 84% C. 97.5% D. 98%
Solve the system of four equations in four unknowns using matrices. w + 3x + y - 2z = -10-3w - x + 3y + z = 5 2w + 3x - y + 3z = 7 -w + x + y - 3z = -7
A. (1, -6, 0, 4) B. (-4, 1, -3, 3) C. (-1, -3, 6, 4) D. (-3, 0, 4, 1)