Find the domain and range of the relation.
A. Domain = {1, 12, -5}; range = 
B. Domain = 
; range = {1, 12, -5}
C. Domain = {1, 12, -5, -1}; range = 
D. Domain = {1, 12, -5, 11}; range = 
Answer: A
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Solve the problem.The following bar graph shows the average annual income for single mothers.
i) Determine a linear function that can be used to estimate the average yearly income for single mothers from year 0 through year 5. Let t represent the year.ii) Using the function from part i, determine the average yearly income for single mothers in year 3.iii) Assuming this trend continues, determine the average yearly income for single mothers in year 13.iv) Assuming this trend continues, in which year will the average yearly income for single mothers reach $33,000?
A.
| i) | I(t) = 775.8t + 24,269 |
iii) $34,354.40
iv) year 12
B.
| i) | I(t) = 775.8t + 24,269 |
iii) $34,354.40
iv) year 12
C.
| i) | I(t) = 770.8t + 24,269 |
iii) $34,289.40
iv) year 12
D.
| i) | I(t) = 775.8t + 24,269 |
iii) $34,354.40
iv) year 13
Evaluate the integral.
dx
A. - 
cot2 x - 
ln 
+ C
B. 
cot4 x sec x + C
C. 
cot4 x + C
D. 
cot2 x + ln 
+ C
Solve the equation by factoring.x2 + 7x - 30 = 0
A. x = -10, 3 B. x = -10, -3 C. x = 3, 10 D. x = -3, 10
Two linear functions, y1 and y2, are graphed with their point of intersection indicated. Give the solution set of 
A. {2}
B. {3}
C. {-3}
D. 