Use n = 4 to approximate the value of the integral by Simpson's rule.
A. 
B. 
C. 
D. 
Answer: C
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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?
Solve the problem.A bookstore is having a sale. All books included in the sale have a colored sticker on them to indicate the sale price. There are green stickers, red stickers, and orange stickers. Bob, Sue, and Fred each make purchases of books that are on sale. Each row of the table gives information about the numbers of book purchases and the total cost of the purchase (before taxes) . 
Use this information to set up a matrix equation of the form 
which can be solved to determine the price for each type of sale book. Solve this matrix equation to find the price of
a book with a green sticker.Use the fact that for A = 
, A-1 = 
.
A. $4.99
B. $4.89
C. $4.96
D. $4.91
Write the ratio of 25 gal in 10 min as a fraction and simplify.
In ?ABC, if a = 10, b = 11 and ?C = 85°, find ?A, ?B and c. Round to the nearest tenth.
