Multiply and simplify.
? 
A. 
B. 
C. 
D. 
Answer: B
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Use the given graph to find the x-intercept and the zero of the function.
A. (0, 0); 0 B. (7, 0); 7 C. (2, 7); 2 D. (2, 0); 2
Solve the equation.r(r - 18) = -81
A. {9, -9} B. {81, 9} C. {-9} D. {9}
Solve the problem.A fully cooked turkey is taken out of an oven set at 200°C (Celsius) and placed in a sink of chilled water of temperature 4°C. After 3 minutes, the temperature of the turkey is measured to be 50°C. How long (to the nearest minute) will it take for the temperature of the turkey to reach 15°C? Assume the cooling follows Newton's Law of Cooling: U = T + (Uo - T)ekt.(Round your answer to the nearest minute.)
Fill in the blank(s) with the appropriate word(s).
Solve for the following equation:
(a) Graph f (x) = 
(b) Find 
(c) Find f (2).
(d) Is f continuous at 2 ?