State the value of the discriminant and the number of real solutions.9x2 - 12x + 4 = 0
A. -72, two
B. 72, one
C. 0, one
D. 72, two
Answer: C
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Solve the problem.The information in the chart below gives the salary of a person for the stated years. Model the data with a linear function using the points (1, 24,200) and 
Then use this function to predict the salary for the year 2003. 
A. $39,750 B. $39,770 C. $39,730 D. $39,790
Solve the problem.The recipe for a chocolate chip cake calls for 
pound of chocolate chips. If a bakery wants to make 20 cakes, how many pounds of chocolate chips will they need?
A. 20 pounds B. 5 pounds C. 16 pounds D. 4 pounds
Determine whether the infinite geometric series has a limit. If a limit exists, find it.$200(1.05)-1 + $200(1.05)-2 + $200(1.05)-3 + . . .
A. 98 B. No limit C. 4000 D. 4200
Determine whether the situation or equation represents direct or inverse variation.The frequency that you brush your teeth and the length of time that you retain all your teeth
A. Direct B. Inverse