Provide an appropriate response.A shipment of 20 digital cameras contains two that are defective. A random sample of three is selected and tested. Let X be the random variable associated with the number of defective cameras in a sample. Find the probability distribution of X and the expected number of defective cameras in a sample.

What will be an ideal response?



; 0.3

Mathematics

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Solve the problem.Given the revenue and cost functions R = 32x - 0.3x2 and , where x is the daily production, find the rate of change of profit with respect to time when 20 units are produced and the rate of change of production is 7 units per day per day.

A. $177.8 per day B. $98 per day C. $140 per day D. $170 per day

Mathematics

Write the following in exponential form. Assume that all variables represent positive values.

A. 3-7/3 B. 37/3 C. 3-3/7 D. 33/7

Mathematics

Evaluate the expression.

A. 5040 B. 0 C. 7 D. 1

Mathematics

Factor out the greatest common factor.5x2 + 15x

A. 5x(x + 15) B. 5x(x + 3) C. x(5x + 15) D. 5x2(x + 3)

Mathematics