Determine if the following argument is valid.Premises: If Joe makes a B in Calculus I, then he will take Calculus II. Joe makes a B in Calculus I.Conclusion: Joe will take Calculus II.
A. Valid
B. Not valid
Answer: A
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Solve the problem.Don sells real estate and receives a commission of $790. If his commission rate is 4% of the seller's net, what was the seller's net?
A. $19,750 B. $23,700 C. $9875 D. $79,000
Find an equivalent expression for the number, using the denominator indicated.
= 
A. 
B. 
C. 
D. 
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 4 servings of chicken, 3 servings of broccoli, and 3 cups of whole milk.
A. 
B. 
C. 
D. 
Solve the equation by the method of your choice. Simplify irrational solutions, if possible.x2 + 18x + 66 = 0
A. {-18 ± 
}
B. {-9 ± 
}
C. {9 ± 
}
D. {9 ± 
}