Use the dot product to find the magnitude of u.
?
?
?
A. 
B. 
C. 
D. 
E. 
Answer: D
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Solve the equation by completing the square.x2 + 70 = 17x
A. {-70, -1} B. {10, 7} C. {1, 70} D. {-10, -7}
Solve the problem.After reviewing a movie, 1000 people rated the movie as excellent, good, or fair. The following data give the rating distribution. Draw a pie chart to represent the data.ExcellentGoodFair200?500?300
A. 
B. 
Use the laws of exponents to simplify each expression using positive exponents only. Assume all variables represent nonzero real numbers.
A. x17
B. 
C. 
D. x5
Find the percent. Write a sentence answering the question.In a sale, the price of a computer is reduced by $235. The sale price is $1165. Find the rate of discount. Round the discount rate to the nearest tenth of a percent if necessary.
A. The computer was discounted 25.3%. B. The computer was discounted 16.8%. C. The computer was discounted 20.2%. D. The computer was discounted 1%