Find the x-intercepts of the graph of each equation.y = 9x2 + 30x + 25
A. 
, 
B. 
, 
C. 
, 
D. 
, 
Answer: D
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Answer the question.Suppose that a test for a disease correctly gives positive results for 95% of those having the disease and correctly gives negative results for 90% of those who don't have the disease. Suppose also that the incidence of the disease is 1%. If a person tests positive for the disease, what is the chance that they have the disease? Find the exact percentage.
A. 8.8% B. 13.4% C. 95% D. 10%
Solve the application and answer with a complete sentence.4.7% of Mary's paycheck is deducted from her paycheck and put into a retirement account. If the amount deducted was $2905.54, what was the original amount of her paycheck?
A. The original amount of the paycheck was $29,055.40. B. The original amount of the paycheck was $61,820.00. C. The original amount of the paycheck was $58,914.46. D. The original amount of the paycheck was $64,725.54.
Discuss the symmetry of the graph of the polynomial function.
A. Symmetric about x-axis B. Symmetric about y-axis C. Symmetric about origin D. None
Simplify the radical.
A. -3 B. -15 C. 3 D. 15