Two lines intersect the graph of a function y = f(x) as shown. Find a and f(a).Enter your answer exactly in the form: a, b where b is f(x), and a, b are integers.
Fill in the blank(s) with the appropriate word(s).
4, 10
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Find the volume of the solid generated by revolving the region bounded by the given curves about the x-axis.x = 18 - y2, x = y2, y = 0
A. 
?
B. 162?
C. 81?
D. 
?
Factor completely, or state that the polynomial is prime.28y4 + 147y3 - 126y2
A. prime B. 7y2(4y + 3)(y - 6) C. 7y(4y2 + 3)(y - 6) D. 7y2(4y - 3)(y + 6)
Use the information below to determine the indicated set. U = {x | x ? N and x ? 15} A = {x | x ? N and 5 < x < 10} B = {x | x ? N and x is even and x < 14} C = {x | x ? N and 8 ? x ? 13} (A' ? C) ? B'
A. {1, 3, 5, 7, 9, 11, 13, 15} B. {6, 7, 8, 9, 11, 13} C. {3, 5, 9, 11, 13, 14} D. {1, 3, 5, 9, 11, 13, 14, 15}
Solve the problem.To determine the number of fish in a lake, researchers caught and tagged 220 of them. In a later sample of 72 fish, the researchers found that 24 were tagged. Estimate the total number of fish in the lake.
A. 660 fish B. 380,160 fish C. 73 fish D. 8 fish