The following table shows the fuel efficiency (in miles per gallon) of a car in relation to the speed that it is traveling (in miles per hour). Speed Fuel Efficiency
15 20.4
25 27.2
35 28.3
45 29.0
55 30.1
65 27.6
75 23.1
Use a graphing or online regression calculator to find the quadratic function of best fit for this set of data. Express the function in standard quadratic form.

chad should not have included the values (1, 2) and (3, 6) because that would mean he only had half a healing card.

because linear equations are a lot simpler than quadratics equations, and linear equations formula is a lot easier to memorize. that's why i think they're harder.

she was supposed to add the hours(38.5) and multiply the amount of money she earned(7.50) resulting in $288.75 .

correct me if i'm wrong and if it is i'm truly sorry.

answer: it depends on what the tax percentage