Find the difference, regrouping when necessary.
A. 1191
B. -15
C. 85
D. 79
Answer: C
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Decide whether or not the functions are inverses of each other.f(x) = 3x + 9, g(x) = 
x - 3
A. Yes B. No
Find any intercepts. Then graph the linear equation.-5x - 10y = 30
A. (6, 0); (0, 3)
B. (-6, 0); (0, -3)
C. (6, 0); (0, -3)
D. (-6, 0); (0, 3)
Solve the problem.The following table shows the population (in thousands) of Anytown, USA. YEAR POPULATION 1950 80 1960 95 1970 115 1980 150 1990 200 2000 265Use a graphing calculator to fit a quadratic function f(x) to the data. Use this equation to predict the population in the year 2007. Round your answer to the nearest thousand.
A. 267,000 B. 316,000 C. 16,820,000 D. 345,000
Factor when possible. If the polynomial is prime, say so.x2 + 14x + 15
A. (x + 15)(x - 1) B. (x - 5)(x + 3) C. (x + 5)(x - 3) D. prime