Evaluate the expression.
A. 12
B. - 
C. 
D. 22
Answer: C
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Let T denote the temperature, in degrees, of a cake t minutes after it is placed in the oven. Let 
denote the difference, in degrees, between the temperature of the oven and the temperature of the cake. Then D satisfies the equation of change
.
A: What can you conclude about the function 
?B: If the temperature of the cake batter is initially 71 degrees, find a formula that gives D in terms of t. Write your answer using the alternative form for an exponential function.C: Find a formula that gives T in terms of t.
What will be an ideal response?
Solve the inequality.x2 - 2x - 24 ? 0
A. x ? -4 or x ? 6 B. x ? 6 C. x ? -4 D. -4 ? x ? 6
Solve the combined inequality. Write the solution in interval notation.2 < 1 - 4x ? 12
A. 
, 
B. 
, 
C. 
, 
D. 
, 
Graph the function.Use the graph of f(x) = ex to obtain the graph of g(x) = 
ex.
A. 
B. 
C. 
D. 