I would say that every month she puts 90$ and at first she had 197$
Answer:
proportional
Step-by-step explanation:
look at the line
13/2, you divide both the numerator and denominator by 17.
Answer:
y = x³ +2x² +x -1
Step-by-step explanation:
The attachment shows the four points we can read from the graph and the cubic regression function that fits them.
y = x³ +2x² +x -1
_____
<em>Additional comment</em>
It is useful to become familiar with the regression function capability of your graphing calculator or spreadsheet. Free or inexpensive apps are available for tablet or phone, and on the web.