Evaluate the function.Find f(k) when f(x) = 3x2 + 4x + 5
A. f(k) = 3k2 + 16k + 5
B. f(k) = 9k2 + 16k + 25
C. f(k) = 3k2 + 4k + 5
D. f(k) = 3k2 + 4k + 25
Answer: C
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Rationalize the numerator of the fraction.
A. 
B. 
C. 
D. 
Solve the problem.A caterer uses special stacking ovens to prepare large amounts of food. Find the total number of servings that can be prepared in one hour.Corn muffins: 12 servings per panNumber of pans per oven: 4Pan changes per hour: 3Number of ovens: 2
A. 96 servings B. 144 servings C. 238 servings D. 288 servings
Find the maximum and minimum values of the function and the values of x and y for which they occur.F = 8x + 12y, subject to40x + 80y ? 560,6x + 8y ? 72,x ? 0,y ? 0.
A. Maximum: 96 when x = 12 and y = 0; minimum: 84 when x = 0 and y = 7 B. Maximum: 96 when x = 12 and y = 0; minimum: 0 when x = 0 and y = 0 C. Maximum: 100 when x = 8 and y = 3; minimum: 0 when x = 0 and y = 0 D. Maximum: 100 when x = 8 and y = 3; minimum: 84 when x = 0 and y = 7
Solve.x2 + 4x = 9
A. -2 ± 2
B. 2 + 
C. -2 ± 
D. -1 ± 