Find the expected value of the probability density function to the nearest hundredth.f(x) = 4x-5; [1, ?)

A. 1.33
B. 1.67
C. 1.00
D. 0.80

Answer: A

Mathematics

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Use synthetic division to divide the first polynomial by the second.-6x3 - 21x2 - 8x + 3x + 3

A. -6x2 x - 7 + 1
B. - 2x2 - 7x - 
C. -6x2 - 3x + 1
D. 6x2 - 3x + 1

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Mathematics

Solve the problem.From a group of 3 men and 4 women, a delegation of 2 is selected. What is the expected number of men in the delegation?

A. .57 B. .48 C. 1 D. .86

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Mathematics

Find the present value. Round to the nearest cent.To get $5600 after 11 years at 8% compounded annually

A. $4,288.83 B. $2,593.88 C. $2,401.74 D. $3,198.26

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Mathematics

Graph. Label any intercepts and determine the slope of the line. If the slope is undefined, state this.x = 6

A. x-intercept: (0, 6), m: 0

B. x-intercept: (0, 0), m: 6

C. x-intercept: (6, 0), m: undefined

D. x-intercept: (6, 0), m: 

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Mathematics