Find the dot product v ? w.v = -3i,
w = 5j
A. 0
B. 2
C. 
D. -15
Answer: A
Mathematics
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Two marbles are drawn without replacement from a box with 3 white, 2 green, 2 red, and 1 blue marble. Find the probability.The second marble is white given the first marble is blue.
A. 
B. 
C. 
D. 
Mathematics
Solve.A rectangle is 4 feet longer than it is wide and has an area of 60 square feet. What are its dimensions?
A. 6 × 14 ft B. 6 × 10 ft C. 7 × 10 ft D. 10 × 14 ft
Mathematics
Solve by completing the square.y2 + 3y - 9 = 0
A. 
B. 
C. 
D. -3 ± 3
Mathematics
Choose the most reasonable metric length unit. Choose from km, m, cm, and mm.The length of the nail is 28 
.
A. cm B. mm C. km D. m
Mathematics