Find the vertex and axis of symmetry of the graph of the function.f(x) = -2x2 - 4x - 5
A. (1, -11) ; x = 1
B. (-1, -3) ; x = -1
C. (-2, -9) ; x = -2
D. (2, -21) ; x = 2
Answer: B
You might also like to view...
Solve the problem. Round to the nearest hundredth, if necessary.Assume that the mean length of a human pregnancy is 268 days with a standard deviation of 9 days. What percentage of human pregnancies do we expect to last no more than 279 days?
A. 58.71% B. 88.88% C. 88.49% D. 89.07%
Solve the problem.Abby, Bill, Caleb, and Doris ran for president of the junior class. Bill received 60 less votes than Abby and 30 more votes than Caleb. Doris received 50 votes more than Bill. Who was the new class president?
A. Doris B. Abby C. Bill D. Caleb
Solve the equation. Round to four decimal places.50(1.07)x = 200(1.04)6x
A. -4.5755 B. -1.4652 C. -8.2682 D. 0.1677
The following table shows the earnings for the Juarez family last year. Solve the problem.MonthEarningsMonthEarningsJan.$1400July$1300Feb.$1150Aug.$2450Mar.$2950Sept.$2500Apr.$2300Oct.$2000May$1650Nov.$2350June$2700Dec.$2400The family saved 
of their total income each month. How much savings did they have at the end of the year?
A. $1776 B. $1260 C. $1509 D. $1620