Solve the problem.Use the graph of y = -x2 + 2x + 0 shown to solve the equation 
A. 1
B. 0, 2
C. -2, 0
D. no real-number solutions
Answer: D
Mathematics
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Solve the problem. Round to the nearest cent.Find the sales tax on an item costing $25.51 if the tax rate is 6.5%.
A. $1.66 B. $1.40 C. $1.91 D. $16.60
Mathematics
Evaluate using any method.
Mathematics
Solve.Suppose that a polynomial function is used to model the data shown in the graph below.
Determine the degree of the polynomial function of best fit and the sign of the leading coefficient.
A. Degree 3; negative leading coefficient. B. Degree 4; positive leading coefficient. C. Degree 3; positive leading coefficient. D. Degree 4; negative leading coefficient.
Mathematics
Add. Simplify, if possible.
+ 
A. 
B. 
C. 
D. 
Mathematics