a) Factorise the following expression (x^2)-49 b) Differentiate the following equation y = (x^2) - 49 and find the stationary points of the equation

a) (x+7)(x-7) b) y = (x^2) - 49 y' = 2x 0 = 2x x = 0 y = (0^2) - 49 y = -49, x = 0

TG
Answered by Thomas G. Maths tutor

2987 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

Solve the following quadratic inequality: 6x^2 -x -35 < 0


Solve the following simultaneous equations: y - 2x = 6 and y + 2x = 0


Solve this quadratic equation 3x(squared)-7=101


Billy buys 4 adult tickets at £15 each and 2 child tickets at £10 each for show. A 10% booking fee is added to the ticket price. 3% is then added for paying by credit card. Find the total charge for these tickets when paying by card


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