Perform the arithmetic operations and simplify.-4 ? 
? 8 ? 
A. - 
B. - 
C. 
D. 
Answer: C
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Find the domain of the given function f and find where it is increasing and decreasing, and also where it is concave upward and where it is concave downward. Identify all extreme values and points of inflection. Then sketch the graph of y = f(x). f(x) = log7(x2 + 7)
What will be an ideal response?
Solve the system of equations by the addition method.
A. (-6, -6) B. (0, 0) C. infinite number of solutions D. no solution
Solve.The width of a rectangle is 6 meters less than twice its length. If its area is 176 square meters, find the dimensions of the rectangle.
A. length = 3 m, width = 
m
B. length = 11 m, width = 16 m
C. width = 11 m, length = 16 m
D. length = 8 m, width = 10 m
Translate the problem to a system of equations, then solve using matrices.Jim wants to plan a meal with 46 grams of carbohydrates and 500 calories. If green beans have 7 grams of carbohydrates and 30 calories per half cup serving and if french fried shrimp have 9 grams of carbohydrates and 190 calories per three-ounce serving, how many servings of green beans and shrimp should he use?
A. 2 half cups of beans and 4 three-ounce helpings of shrimp B. 7 half cups of beans and 9 three-ounce helpings of shrimp C. 4 half cups of beans and 2 three-ounce helpings of shrimp D. 9 half cups of beans and 7 three-ounce helpings of shrimp