Tell whether the relation is a function.
A. Function
B. Not a function
Answer: A
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Find the extreme values of the function and where they occur.y = (x - 3)2/3
A. There are no definable extrema. B. Absolute minimum value is 0 at x = 3. C. Absolute minimum value is 0 at x = -3. D. Absolute maximum value is 0 at x = -3.
Solve the problem.Assume that the profit P made when t units are sold is given by P(t) = t2 - 29t + 190. For what values of t will there be a profit (that is, P > 0)?
A. There will be a profit when fewer than 10 or more than 19 units are sold. B. There will be a profit when 29 units are sold. C. There will be a profit when the number of units sold is between, but not including, 10 and 19. D. There will be a profit when 10 or 19 units are sold.
Solve.A common equation used in business is a demand equation. It expresses the relationship between the unit price of some commodity and the quantity demanded. In the demand equation 
for a certain style of calculator, p is the price per calculator in dollars and x is the quantity demanded in thousands. Find the demand for the calculator if the price is $6 per calculator.
A. 10 thousand units
B. 40
thousand units
C. 9 thousand units
D. 51 thousand units
Perform the indicated operations. Write the resulting polynomial in standard form.(5x7 + 14x4 + 17) - (2x7 - 14x4 + 20)
A. 3x7 + 16x4 + 37 B. 28x11 C. 3x7 + 28x4 + 37 D. 3x7 + 28x4 - 3