Solve the inequality. Write the solution set in interval notation.3x2 - 8x ? 16
A. (-?, -4] ? 
B. 
C. 
? [4, ?)
D. 
Answer: C
Mathematics
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Find the limit.
ey2 sin-1
A. 1
B. 
C. 0
D. ?
Mathematics
Solve.The average value of a certain type of automobile was $20,460 in 2006 and depreciated to $14,880 in 2011. Let y be the average value of the automobile in the year x, where x = 0 represents 2006. Write a linear equation that relates value y to year x.
A. y = -1116x + 9300
B. y = - 
x - 14880
C. y = -1116x + 14,880
D. y = -1116x + 20,460
Mathematics
Find the length of the indicated portion of the trajectory.r(t) = (etcos t)i + (etsin t)j + 5etk, -ln 2 ? t ? 0
A. 
B. 
C. 
D. 
Mathematics
Find fraction notation for the percent notation in the problem.Housing sales for the month of May were up 17% from April.
A. 
B. 
C. 
D. 
Mathematics