Solve the problem.The profits (in millions) for a company for 8 years was as follows: 
Find the cubic function of best fit to the data.
What will be an ideal response?
y = 0.03x3 - 0.34x2 + 1.31x + 0.17
Mathematics
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Make the required change in the given equation. r2 - z2 = 1 to Cartesian coordinates
A. x2 + y2 - z2 = 1 B. x2 + y2 = 1 C. x2 + y2 = -1 D. x2 + y2 + z2 = 1
Mathematics
Graph the equation.(x + 1)2 = -6(y + 2)
A. 
B. 
C. 
D. 
Mathematics
Solve or simplify, whichever is appropriate.
- 
= 
A. {1}
B. 3x - 21
C. {35}
D. 
Mathematics
Simplify the expression. Assume that all variables are positive when they appear.
A. 22
B. 
C. 
D. 22
Mathematics