Use the quadratic formula to solve the equation.x2 + 9x - 22 = 0
A. -11, 2
B. -11, 1
C. 11, 2
D. 11, -2
Answer: A
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Provide an appropriate response.If the x-intercepts of an ellipse are (-6, 0) and (6, 0) and the y-intercepts are (0, 3) and (0, -3) what is the equation of the ellipse?
A. 
+ 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
+ 
= 1
Find an equation for the ellipse. Graph the equation.Foci at (4, 7) and (4, 1); length of major axis is 10
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
The mean height of kindergartners at an elementary school is 44 inches with a standard deviation of 2 inches. If the heights are normally distributed, use this data to solve the problem. 
What percent of the kindergartners have a height between 42 and 46 inches?
A. 95% B. 68% C. 99.7% D. 34%
For the pair of functions, find the indicated composition.f(x) = 
, g(x) = 8x5Find (g ? f)(x).
A. 
B. 
C. 
D. 