Find a polynomial function f(x) of least possible degree having the graph shown.
A. f(x) = (x + 2)(x - 3)
B. f(x) = (x + 2)(x - 3)2
C. f(x) = (x - 2)(x + 3)
D. f(x) = (x - 2)(x + 3)2
Answer: B
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Solve the problem.What is the range of the cosine function?
A. all real numbers greater than or equal to 0 B. all real numbers C. all real numbers greater than or equal to 1 or less than or equal to -1 D. all real numbers from -1 to 1, inclusive
Match the graph with its equation.y = -2x - 3
A.
B.
C.
D.
Find the equilibrium point of the demand and supply equations. (The equilibrium point is the price p and number of units x that satisfy both the demand and supply equations.)
a. ( 200, 85 )
b. ( 400, 71 )
c. ( 196, 82.2 )
d. ( 900, 36 )
e. inconsistent
Solve. If necessary, round percents to the nearest tenth, dollar amounts to the nearest cent, and all other numbers to the nearest whole.Find the amount of decrease and the percent decrease if the original amount is and the new amount is -5100.
A. 5202; 5095% B. 5202; 5100% C. 5202; 5200% D. 5202; 5110%