Decide whether or not the function is a probability density function on the indicated interval.f(x) = 
x2; [1, 4]
A. No
B. Yes
Answer: B
Mathematics
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Match the given equation with one of the graphs.25x2 + 9y2 = 225
A. 
B. 
C. 
D. 
Mathematics
Use a graphing utility to select the graph of the function below and the damping factor of the function in the same viewing window.
What will be an ideal response?
Mathematics
Find the equation of the hyperbola satisfying the given conditions.Vertices at (±6, 0); foci at (±9, 0)
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Mathematics
Clear fractions and solve.
+ 
= 0
A. 
B. 6, -1
C. 3
D. - 
, 1
Mathematics