y = 4x^2 + 20x + 11 is a curve. Find the minimum point of the curve.

Differentiate equation = 8x+ 20Set differential to 0 and calculate xx = 2.5

MD
Answered by Michael D. Maths tutor

2714 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

Rationalise the denominator of 2/(3-sqrt(2)).


Solve algebraically 6a + b = 16 & 5a - 2b = 19


(x+2)/(x-3) - (x-1)/(x+3) can be written in the form (ax+b)/(x^2-9). Work out the value of a and the value of b.


Solve the simultaneous equations algebraically.


We're here to help

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

MyTutor is part of the IXL family of brands:

© 2026 by IXL Learning