Simplify completely.
A. - 
B. 1
C. 
D. -1
Answer: A
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Evaluate.
, when p = 14 and q = 2
A. 7
B. 6
C. 8
D. 7
Determine whether a linear or quadratic function would be a more appropriate model for the graphed data. If linear, tell whether the slope should be positive or negative. If quadratic, decide whether the coefficient 
of x2 should be positive or negative. DENTAL FLOSS USE 
Years since 1990
A. Linear; positive B. Quadratic; negative C. Linear; negative D. Quadratic; positive
Use the discriminant to determine whether the quadratic equation has two unequal real solutions, a repeated real solution, or no real solution without solving the equation.x2 - 6x + 9 = 0
A. repeated real solution B. two unequal real solutions C. no real solution
Find the expression.u = 
Find 
A. 3
B. 
C. 3
D. 45