Decide whether or not the function is a probability density function on the indicated interval.f(x) = 
x2; [1, 4]
A. Yes
B. No
Answer: A
Mathematics
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Determine the discriminant of the quadratic equation. Use the value of the discriminant to determine whether the quadratic equation has two rational solutions, two irrational solutions, one repeated real solution, or two complex solutions that are not real.36x2 - 12x = 0
A. Two rational solutions B. Two complex solutions that are not real C. One repeated real solution D. Two irrational solutions
Mathematics
Graph.y = 2x2 - 3x - 9
A. 
B. 
C. 
D. 
Mathematics
Round to the given value. $4999.63
dollar
A. $5 B. $5000 C. $4999.6 D. $4000
Mathematics
Write as a decimal number rounded as indicated.2.7
; Round to the nearest hundredth.
A. 2.73 B. 2.72 C. 2.7 D. 2.71
Mathematics