Determine if the vertex of the graph is a maximum point or a minimum point.f(x) = 3x2 + 2x + 2
A. Minimum
B. Maximum
Answer: A
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Use the figures to answer the question.
Do figures 7 and 9 represent equivalent fractions?
A. Yes B. No
Write the phrase as a mathematical expression. Use x to represent the number. Combine like terms if possible.A number multiplied by 5, added to -5, subtracted from 5 times the sum of 9 times the number 
A. 5(9x + 2) - [5x + (-5)]; 40x + 15 B. 5(-5 + x) + 5(9x + 2); 50x - 23 C. 5(-5 + x) + 5(9 + 2x); 7x + 20 D. 5x - 5 + 5(9 + 2x); 15x + 50
Solve the problem.Find the value for x in the rectangular prism. Use exact values. 
7 in.
A. 3
in.
B. 
in.
C. 2
in.
D. 310 in.
Tell whether a linear model or a quadratic model is appropriate for the data. If linear, tell whether the slope should be positive or negative. If quadratic, decide whether the leading coefficient a of x2 should be positive or negative.
A. linear; positive B. quadratic; positive C. quadratic; negative D. linear; negative