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
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Solve the problem.A rectangular swimming pool is being constructed, 18 feet long and 100 feet wide. The depth of the pool is measured at 3-foot intervals across the length of the pool. Estimate the volume of water in the pool using Simpson's Rule.
A. 12,300 ft3 B. 10,900 ft3 C. 8,200 ft3 D. 14,400 ft3
Determine whether the polynomial is a perfect square trinomial, a difference of squares, or neither.-81x2 + 64y2
A. Neither B. Difference of squares C. Perfect square trinomial
Use the problem-solving strategy to solve the problem and find the unknown number.The quotient of a number and 4 decreased by 20 is equal to 30.
A. 40 B. 200 C. -40 D. -200
Solve the equation.3x - 5 - 7(x + 1) = -(2x - 7)
A. 
B. 
C. - 
D. - 