Find the coordinates of the vertex for the parabola defined by the given quadratic function.f(x) = 8 - x2 + 2x
A. (- 1, 9)
B. (1, - 9)
C. (- 1, - 9)
D. (1, 9)
Answer: D
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Determine whether the activity can be used to illustrate the given property.Making a pot of coffee, brushing your teeth, and taking a shower.Does the associative property hold?
A. Yes B. No
Solve the equation.6y2 + 19y + 15 = 0
A. 
B. 
C. 
D. 
Solve. Give your answer as a mixed numeral.A drink dispenser for carbonated soft drinks is set to dispense 16 ounces of beverage when a button is pushed. At the beginning of each work day for 4 days a drink is dispensed and the quantity is carefully measured. The amounts are 
ounces, 
ounces, 
ounces, and
ounces. What was the average quantity of drink dispensed?
A. 15
oz
B. 15
oz
C. 15
oz
D. 14
oz
Express the decimal as a percent.0.4513
A. 4.513% B. 45.13% C. 0.4513% D. 4513%