Decide whether or not the equation defines y as a function of x.y2 = (x - 6)(x + 4)
A. Yes
B. No
Answer: B
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Solve.A population is growing at a rate proportional to its size. If the population is 121,000 after 11 years and 180,000 after 23 years, what was the original population size?
A. 80,713 B. 78,191 C. 75,668 D. 84,076
Solve the problem.A bathroom scale is compressed 
in. when a 190 lb person stands on it. Assuming that the scale behaves like a spring that obeys Hooke's law, how much does someone who compresses the scale 
in. weigh?
A. 47.5 lb B. 95 lb C. 142.5 lb D. 380 lb
Find a quadratic equation with integer coefficients that has the given solution set.{6, -6}
A. x2 + 36 = 0 B. x2 - 12x + 36 = 0 C. x2 + 12x + 36 = 0 D. x2 - 36 = 0
List the elements in the sample space of the experiment.A 6-sided die is rolled. The sides contain the numbers 1, 2, 3, 4, 5, 6. List the sample space of rolling one die.
A. None of these B. {1, 2, 3, 4, 5, 6} C. {36} D. {6}