Question

differentiate the following
y=3x²/x+1

Answer 1

y=3x^2/x+1
differentiate with recpect to x
dy/dx=(x+1)6x-3x^2(1)/(x+1)^2
=6x^2+6x-3x^2/(x+1)^2
=3x^2+6x/(x+1)^2
this is your answer ☺☺

Answer 2

this is ur answer.