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 calories, protein, and fat in 4 servings of chicken, 4 servings of broccoli, and 2 cups of whole milk.
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Solve by elimination and check.6x + 5y = 33.54x - 5y = 1.5
A. (3.5, 2.5) B. (3.5, 3) C. (2.5, 3.5) D. (4, 2.5)
Mathematics
Multiply using the rule for finding the product of the sum and difference of two terms.(4 - 9r)(4 + 9r)
A. 16 - 9r2 B. 16 - 72r - 81r2 C. 16 - 81r2 D. 16 + 72r - 81r2
Mathematics
Round off the approximate number as indicated.21 2 significant digits
A. 21.0 B. 21.1 C. 21 D. 20.9
Mathematics
Evaluate the integral.
A. sin-1
+ C
B. sin-1
+ C
C. 
tan-1
+ C
D. sin-1
+ C
Mathematics