Solve the problem.Find the break-even point for the given
and
functions. Round to the nearest whole unit.C(x) = 20x + 266,000R(x) = 100x
A. 3325
B. 80
C. 120
D. 2217
Answer: A
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Find the coordinates of the vertex of the quadratic function.f(x) = 11(x - 5)2 + 9
A. (11, 5) B. (9, -5) C. (-5, 9) D. (5, 9)
The circle graph shows the results of the student council presidential election. The complete circular area represents 100% of the votes.The circle graph shows what percent of the vote each person received.How many people voted for someone other than Ben?
A. 456 B. 168 C. 492 D. 432
Determine whether function f represents exponential growth, exponential decay, linear growth or linear decay. Find a formula for f.
A. Exponential decay; f(x) = 4x
B. Linear growth; f(x) = 15x + 5
C. Exponential growth; f(x) = 5(4)x
D. Linear decay; f(x) = x + 5
Solve and graph the inequality and graph the solution.12a + 12 > 4(2a + 9)
A. (6, ?)
B. (-?, 12)
C. (-?, 6)
D. (12, ?)