Find the dot product v ? w.v = i + 4j, w = 8i - j
A. -4
B. 0
C. 12
D. 4
Answer: D
Mathematics
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Translate the word statement into a percent proportion. Do not solve.32 is 54% of what number?
A. 
= 
B. 
= 
C. 
= 
D. 
= 
Mathematics
Solve and graph the inequality. Give answer in interval notation.
? 
+ 
A. (3, ?)
B. (-?, 3)
C. [3, ?)
D. (-?, 3]
Mathematics
Sketch the graph of the line by locating the second point with the rise-and-run method.Through (0, 4), m = 
A. 
B. 
C. 
D. 
Mathematics
Use a graphing calculator to sketch the graph of the quadratic equation, and then give the coordinates for the x-intercepts (if they exist).y = -x2 + 14x - 45
A. (-5, 0); (9, 0) B. (5, 0); (9, 0) C. (-5, 0); (-9, 0) D. (5, 0); (-9, 0)
Mathematics