Differentiate.f(x) = 
A. f'(x) = 
B. f'(x) = 
C. f'(x) = 
D. f'(x) = 
Answer: C
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Find all real solutions to the equation.
+ 
= 4
A. {2, -2}
B. {
, -2}
C. {0}
D. {-2}
Solve the equation.7x2 + 4x - 8 = x(4 + 7x) - 8
A. 
B. Identity, {all real numbers}
C. 
D. Inconsistent, ?
Solve the problem.A biologist collected 115 fern and moss samples. There were 71 fewer ferns than moss samples. How many fern samples did the biologist collect?
A. 22 fern samples B. 82 fern samples C. 93 fern samples D. 44 fern samples
Solve the linear programming problem.Joely's Tea Shop, a store that specializes in tea blends, has available 45 pounds of A grade tea and 70 pounds of B grade tea. These will be blended into 1 pound packages as follows: A breakfast blend that contains one third of a pound of A grade tea and two thirds of a pound of B grade tea and an afternoon tea that contains one half pound of A grade tea and one half pound of B grade tea. If Joely makes a profit of $1.50 on each pound of the breakfast blend and $2.00 profit on each pound of the afternoon blend, how many pounds of each blend should she make to maximize profits? What is the maximum profit?
What will be an ideal response?