Graph the function by hand. Solve the equation f(x) = 0 by observing your graph. Round approximations to two decimal places.f(x) = 
A. {-2}
B. {-5.28}
C. ?
D. {2}
Answer: A
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The CEO of a tire company has kept records for the profit P when n tires are produced. The rate of change 
is the marginal profit. The graph of marginal profit is shown. According to the graph, how many tires per day should the company be producing in order to maximize profit?
?
?
A. 150 B. 270 C. 30 D. None of the above
Round the number as indicated.22,231 to the nearest thousand
A. 23,000 B. 22,100 C. 22,000 D. 32,000
Answer the questionHow can the graph of f(x) = 
+ 6 be obtained from the graph of y = 
?
A. By making a horizontal shift of 6 units to the left and a vertical shift of 9 units down B. By making a horizontal shift of 9 units to the left and a vertical shift of 6 units up C. By making a horizontal shift of 9 units to the right and a vertical shift of 6 units up D. By making a horizontal shift of 6 units to the right and a vertical shift of 9 units up
Given f (x, y) = cos (e2x+ y ), find ?2f / ?y2
What will be an ideal response?