Find f"(x) for the function.f(x) = 
.
A. 
B. 
C. 
D. 
Answer: D
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Find the derivative of the given function.y = 1.2 cos-1 3t
A. - 
B. 
C. 
D. - 
Solve the equation.
= 18
A. {-7, 0} B. {-9, 0} C. {-9, 3} D. {-7, 5}
Solve the problem.In 1985, John invested $24,000 in the stock market. By 1990 his investment had grown to $28,500. If the market continues to grow approximately linearly, how much will be in his account in 1994? Give your answer to the nearest dollar.
A. $32,100 B. $33,000 C. $27,601 D. $28,501
Solve the problem.A 3-oz serving of roasted, skinless chicken breast contains 140 calories, 27 grams of protein, and 3 grams of fat. A broccoli spear contains 50 calories, 5 grams of protein, and 1 gram of fat. A cup of whole milk contains 150 calories, 8 grams of protein, and 8 grams of fat. The amount of calories, protein, and fat in one serving of chicken breast can be represented by the matrix 
. Find the matrices B and M for the amounts of calories, protein, and fat in a broccoli spear and a cup of whole milk, respectively, and write the matrix 
which represents
the total calories, protein, and fat in 2 servings of chicken, 6 servings of broccoli, and 3 cups of whole milk.
A. 
B. 
C. 
D. 