Find the vertex and axis of symmetry of the graph of the function.f(x) = -4x2 - 2x - 9
A. 
; x = 
B. 
; x = - 
C. (4, -9); x = 4
D. 
; x = -4
Answer: B
Mathematics
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Give an appropriate answer.If f(x, y, z) = exyz find fz(x, y, z).
A. zexyz B. xyez C. xyexyz D. xyzexyz
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Use the Consumer Price Index below to answer the question.
Which of the following is greater? Explain why this makes sense.The minimum wage for 1998 in actual dollarsThe minimum wage for 1998 in 1995 dollarsThe minimum wage for 1998 in 2000 dollarsThe minimum wage for 1998 in 1990 dollars
What will be an ideal response?
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Rationalize the numerator. Assume all variables represent positive numbers.
A. 
B. 
C. 
D. 
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One number is the square of another. Their sum is 210. Find the numbers.
A. 17 and 193 B. 15 and 225 C. 14 and 196 D. 11 and 199
Mathematics