Find the y-intercept of the polynomial function.f(x) = -x2 - 2x + 3
A. -1
B. 0
C. -3
D. 3
Answer: D
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Tell whether the statement is true or false. If false, give the reason.{6} = {x|x is an even counting number between 8 and 14}
A. True B. False; 6 is less than 8 C. False; 6 is a set, and not an element of the set. D. False; 6 is less than 14
Match the surface show below to the graph of its level curves.
A.
B.
C.
D.
Solve the problem.A boxer takes 3 drinks of water between each round for the first four rounds of a championship fight. After the fourth round he starts to take his three drinks plus one additional drink between each of the remaining rounds. If he continues to increase his drinks by 1 after each round, how many drinks will he take between the 14th and 15th round?
A. 10 drinks B. 12 drinks C. 14 drinks D. 16 drinks
Subtract the real numbers. Write any improper fraction as a whole or mixed number where appropriate.-2 - (-11)
A. 9 B. -13 C. 13 D. -9