Determine whether the function is a probability density function over the given interval.f(x) = 
x, 0 ? x ? 2
A. No
B. Yes
Answer: B
Mathematics
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Solve the problem.The area of a trapezoid is 30x2 - 15x. The area of a smaller trapezoid is 20x - 10. Find an expression, in factored form, for the difference of the areas of the two trapezoids.
A. 5(2x + 1)(3x - 2) B. (5x - 1)(6x - 1) C. 5(2x - 1)(3x - 2) D. 5(3x - 1)(2x + 2)
Mathematics
Provide an appropriate response.Find the complement of 65%.
Fill in the blank(s) with the appropriate word(s).
Mathematics
Evaluate the expression x - y for the given values of the variables.x = -5, y = 20
A. 15 B. -25 C. -15 D. 25
Mathematics
Provide an appropriate response.Prepare a table showing the percent and decimal equivalents for these fractions: 
, 
, 
, and 
.
What will be an ideal response?
Mathematics