Determine the symmetries of the curve.r = 5 - 3 cos ?
A. No symmetry
B. Origin only
C. x-axis only
D. y-axis only
Answer: C
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Answer the question.In Slackville, the unemployment rate was 20% last year and this year it is 22%. Which of the following statements is correct?
A. In absolute terms, the unemployment rate this year is 2 percentage points higher than last year and in relative terms it is 2% higher. B. In absolute terms, the unemployment rate this year is 2 percentage points higher than last year and in relative terms it is 9.1% higher. C. In absolute terms, the unemployment rate this year is 10 percentage points higher than last year and in relative terms it is 2% higher. D. In absolute terms, the unemployment rate this year is 2 percentage points higher than last year and in relative terms it is 10% higher.
Provide an appropriate response.Subtract: 5 days - 15 hours
A. 5 days 9 hours B. 4 days 5 hours C. 4 days 9 hours D. 5 days 15 hours E. none of the above
Write the augmented matrix for the system. 2x - 2y + 8z = 32 3x + 6y + 5z = 18 7x - 2y + 8z = 47
A. 
B. 
C. 
D. 
Solve the problem using matrices.Ron attends a cocktail party (with his graphing calculator in his pocket). He wants to limit his food intake to 
protein, 103 g fat, and 153 g carbohydrate. According to the health conscious hostess, the marinated mushroom caps have 3 g protein, 5 g fat, and 9 g carbohydrate; the spicy meatballs have 14 g protein, 7 g fat, and 15 g carbohydrate; and the deviled eggs have 13 g protein, 15 g fat, and 6 g carbohydrate. How many of each snack can he eat to obtain his goal?
A. 9 mushrooms, 4 meatballs, 2 eggs B. 4 mushrooms, 2 meatballs, 9 eggs C. 10 mushrooms, 5 meatballs, 3 eggs D. 2 mushrooms, 9 meatballs, 4 eggs