Question

find the derivative of f(x)=2x^2+x-1 using difference quotient

Answer 1

@ganeshie8

Answer 2

Power rule would be easier. There isn't any division in this problem, so not sure about difference quotient

Answer 3

i have to do it using differnece quotient though

Answer 4

Note that any number can have a "1" as a divisor so therefore:
\[f(x)=\frac{ 2x^2+x-1 }{ 1 }\]

Answer 5

http://openstudy.com/study#/updates/56686231e4b03d3e5b0395a2