Find the stationary point of 3x^2+7x

dy/dx=6x+7

6x+7=0

x=-7/6

Sub back into original equation; y=98/6

Related Further Mathematics GCSE answers

All answers ▸

How would you differentiate x^x?


A curve has equation y = ax^2 + 3x, when x= -1, the gradient of the curve is -5. Work out the value of a.


express z(2+i)=(1+2i)^2 in the form z=x+iy


GCSE or A-level Maths: How can I find the x and y intercepts of a cubic function?


We're here to help

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