Evaluate the polynomial for the given values of x and y.3y2 - 7xy; x = 6 and y = -2
A. 192
B. 90
C. 190
D. 96
Answer: D
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Write the objective function that describes the problem.Mrs. White wants to crochet beach hats and baby afghans for a church fund-raising bazaar. She needs 8 hours to make a hat and 2 hours to make an afghan and she has 64 hours available. She wants to make no more than 14 items and no more than 9 afghans. The bazaar will sell the hats for $18 each and the afghans for $11 each. Let x equal the number of hats sold and y equal the number of afghans sold.
A. z = 6x + 8y B. z = 11x + 18y C. z = 18x + 11y D. z = 8x + 6y
The graph of y = f(x) is given. Use the graph to find the function value.
Find f(-4).
A. -4 B. 1 C. None of these D. 1.8
Express as a difference of logarithms.log8 
A. log8 1 - log8 2 B. log8 1 + log8 2 C. log8 2 - log8 1 D. log4 1 - log4 2
Decide whether or not the equation defines y as a function of x.y = 6x - 6
A. No B. Yes