Solve the problem.A theater has 30 rows with 24 seats in the first row, 28 in the second row, 32 in the third row, and so forth. How many seats are in the theater?
A. 5040 seats
B. 2520 seats
C. 2460 seats
D. 4920 seats
Answer: C
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Use the minimum and maximum features of a graphing calculator to find approximately the intervals on which the function is increasing or decreasing. Round your values to two decimal places, if necessary.y = -7x2 - 7x + 6
A. inc (-?, -0.50), dec (-0.50, ?) B. inc (-?, -1.55), dec (-1.55, ?) C. dec (-?, -0.50), inc (-0.50, ?) D. inc (-1.55, -0.50), dec (-0.50, -1.55, ?)
Find the slope of the curve for the given value of x.y = x2 + 11x - 15, x = 1
A. slope is - 
B. slope is 13
C. slope is -39
D. slope is 
List the elements in the set .Let U = {q, r, s, t, u, v, w, x, y, z} A = {q, s, u, w, y} B = {q, s, y, z} C = {v, w, x, y, z}. C' ? A'
A. {r, t} B. {q, r, s, t, u, v, x, z} C. {q, s, u, v, w, x, y, z} D. {w, y}
Write the interval as an inequality involving x, and illustrate the inequality using the real number line.[-1, 8)
A. -1 ? x < 8
B. x < 8
C. -1 < x ? 8
D. -1 ? x < 8