For the quadratic function, tell whether the graph opens up or down and whether the graph is wider, narrower, or the same shape as the graph of 
f(x) = -9x2
A. Up; narrower
B. Up; wider
C. Down; narrower
D. Down; wider
Answer: C
You might also like to view...
Completely factor the expression.
?
?
A. 
B. 
C. 
D. 
E. 
Determine the most appropriate unit to fill in the blank.The baby weighs 4 
.
A. kilograms B. milligrams C. grams D. liters
Solve the problem.Find the length of the arc intercepted by a central angle of 
in a circle of radius 
Round to two decimal places.
A. 2.15 cm B. 8.38 cm C. 4.19 cm D. 0.47 cm
An entrepreneur is considering opening a shop to sell kites. She estimates the cost of making x kites to be 
and plans to sell kites for $35 each. Which of the following statements is/are true?(I)The sales revenue is given by R(x) = 35x.(II)C(10) = 350.(III)For $400, she can produce 20 kites.(IV)If she sells 4 kites, her profit will be $140.
A. II and III B. I and II C. II and IV D. I and III E. none of these