Determine whether the following is always true or not always true. Given reasons for your answers.(u × v) ? v = 0
What will be an ideal response?
Always true because u × v and v are orthogonal.
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Solve the problem.Use the inflation proportion to estimate the 2017 price of a jacket which costs $280 in 2005. Assume that the price increased at the average annual rate shown in the table below. Round your answer to the nearest dollar.Consumer Price Index* (Selected Years)YearAverage CPI-U% Change in CPI-U198082.413.51985107.63.61990130.75.41995152.42.82000172.23.42005195.33.42010218.11.62015237.00.12016240.01.32017245.12.1Data from Bureau of Labor Statistics.*The period 1982 to 1984: 100
A. $357 B. $380 C. $351 D. $362
Find the solution.4(x + 4) = 28
A. 20 B. 3 C. 11 D. -3
Find the distance between the points: (, ) and (, ). Round to 3 decimal places.
a. 5.211 b. -3.561 c. 2.010 d. 7.031
Use the five-step strategy for solving word problems to find the number or numbers described in the following exercise.When 5 times a number is subtracted from 7 times the number, the result is 14. What is the number?
A. 7 B. 0.3 C. 2 D. -7