Evaluate.10P3
A. 720
B. 604,800
C. 10,080
D. 360
Answer: A
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Solve the absolute value equation. - 8 = 4
A. x = -1, 15 B. no solution C. x = -33, 15 D. x = 15
Solve the problem.Find the average value of the function from x = 3 to x = 5.
A. (e15 - e9)
B. e15 - e9
C. (e5 - e3)
D. (e15 - e9)
Solve the problem.A plumber charges a fixed rate plus an hourly rate to do house calls. Total charges are $77 for a job taking and total charges are $175 for a job taking 10 hours.(i) Write a linear equation giving the total charges, y, in terms of the number of hours x.(ii) Use the equation found in part a to find how much it costs for 6 hours.(iii) How many hours would result in a total charge of $119?
A. (i) y = 14x + 35 (ii) $119 (iii) 6 hours B. (i) y = 14x + 35 (ii) $119 (iii) 8 hours C. (i) y = 14x + 35 (ii) $84 (iii) 6 hours D. (i) y = 14x (ii) $84 (iii) 6 hours
Solve the problem.In his algebra class, Rob has scores of 79, 85, 81, and 65 on his first four tests. To get a grade of C, the average of the first five tests must be greater than or equal to 70 and less than 80. Solve an inequality to find the range of scores that Rob can earn on the fifth test to get a C.
A. x ? 40, where x represents Bob's score on the fifth test B. 40 ? x < 90, where x represents Bob's score on the fifth test C. 40 < x < 90, where x represents Bob's score on the fifth test D. 40 ? x ? 90, where x represents Bob's score on the fifth test