Solve.A luggage wagon is being pulled with vector force V, which has a magnitude of 620 lb at an angle of elevation of 70°. Resolve the vector V into components.
A. Horizontal: 212.1 lb, vertical: 582.6 lb
B. Horizontal: 659.8 lb, vertical: 1812.8 lb
C. Horizontal: 1812.8 lb, vertical: 659.8 lb
D. Horizontal: 582.6 lb, vertical: 212.1 lb
Answer: A
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Solve the equation.7x = 
A. 
B. {8}
C. ?
D. {-8, 8}
Find the first term and the common difference.791, 784, 777, 770, . . .
A. a1 = 791, d = 791 B. a1 = 791, d = -791 C. a1 = 791, d = 7 D. a1 = 791, d = -7
The U.S. population is approximated by the function 
, where P(t) is measured in millions of people and t is measured in 30-year intervals, with t = 0 corresponding to 1930. What is the expected population of the United States in 2020 (t = 3)? Round your answer to one decimal place.
?
__________ million
Fill in the blank(s) with the appropriate word(s).
Solve the problem.Find the y-coordinate of the point on the line and with x-coordinate 4.
A. -2 B. 4 C. 1 D. -4