What is the gradient of the graph y = 3x^2 + 5x + 2, when x is 4?

To find the gradient of the graph, we need to differentiate the equation. So if y = xn ==> the derivative dy/dx = nxn-1 This means that dy/dx = 6x + 5 for this equation So the gradient (dy/dx) when x = 4 is: 6*4 + 5 = 29

RH
Answered by Rishabh H. Maths tutor

5556 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

Find the value of x when x^2-x-6=0


how would you expand quadratic factors


Express x^2+2x+4 in the form (x+a)^2 + b, hence find the stationary point of the curve.


Solve these equations simultaneously, y= 5x - 9and, x=2y


We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

© MyTutorWeb Ltd 2013–2025

Terms & Conditions|Privacy Policy
Cookie Preferences