Find the sum or difference.
- 
A.
B.
C.
D.
Answer: D
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Solve the equation by the method of your choice. Simplify irrational solutions, if possible.x2 + 18x + 66 = 0
A. {-18 ± }
B. {-9 ± }
C. {9 ± }
D. {9 ± }
Use the graph of the function to estimate the x-intercepts.f(x) = 4x2 - 19x - 5
A. x = -5, x = 0.25 B. x = -0.25, x = 5 C. x = 4, x = -5 D. x = -1, x = 20
Solve the problem.Mark Stephens owns rental units with a replacement cost of $408,000 which are insured for $281,520 with an 80% coinsurance clause. There is a fire loss of $20,100. How much will the insurance company pay?
A. $20,804 B. $20,100 C. $17,336 D. $13,869
Give the domain and range of the relation.{(6, 6), (11, -5), (3, 4), (3, -3)}
A. domain = {6, 3, 11, -3}; range = {6, 4, -5, -3} B. domain = {6, 3, 11}; range = {6, 4, -5, -3} C. domain = {6, 3, 11, 13}; range = {6, 4, -5, -3} D. domain = {6, 4, -5, -3}; range = {6, 3, 11}