Question

What is the average rate of change of f (x ) = 2x^2+ 4x - 3 between x = 1 and x = 6?

Answer 1

@563blackghost

Answer 2

Yea I don't know this one unfortunately :( @zepdrix

Answer 3

@TheSmartOne

Answer 4

plug in x = 1 and find y
plug in x = 6 and find y

find the slope of the two points

Answer 5

Is that what it was.... i thought that as well but I wasn't to sure.

Answer 6

hang on..

Answer 7

y1=3
y2=93

Answer 8

\[\frac{ 93-3 }{ 6-1 }=18\]

Answer 9

that is correct :)