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

5385 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

write x^2 + 10x - 6 in the form (x+a)^2 + b


What is the sum of the first 100 numbers of the following sequence- 4,12,36, 108, .........


Show 23/7 as a mixed number.


If a student wishes to have a ratio of 2:7 red pens to yellow pens in their pencil case: a) if they have 50 pens total what is the maximum amount they can carry with them b) if they have 18 red and 31 yellow what is the maximum amount they can carry


We're here to help

contact us iconContact usWhatsapp logoMessage us on Whatsapptelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

© MyTutorWeb Ltd 2013–2025

Terms & Conditions|Privacy Policy
Cookie Preferences