Question 1206293
given:

X-values: 2.99,5.25,10.39,18.50,21.00,23.50,29.99,35.99,39.00
Y-values: 1599.89,2632.16,4546.05,5907.14,5932.43,5756.25,4442.99,2451.56,525.00

using Quadratic Regression Calculator:https://www.emathhelp.net/en/calculators/probability-statistics/quadratic-regression-calculator/?xs=&ys=

put in given values and you will get:


https://www.emathhelp.net/en/calculators/probability-statistics/quadratic-regression-calculator/?xs=2.99%2C5.25%2C10.39%2C18.50%2C21.00%2C23.50%2C29.99%2C35.99%2C39.00&ys=1599.89%2C2632.16%2C4546.05%2C5907.14%2C5932.43%2C5756.25%2C4442.99%2C2451.56%2C525.00


as you can see, equation is:

{{{y=-14.8320380542965x^2+597.604006655095x-73.7287920973403}}}