If f(x) = x^2 - x + 7, find f(3)

f (3) = (3)2 - (3) + 7
= 9 - 3 + 7
= 13

Answered by Sagar J. Maths tutor

2656 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

How can I solve reverse percentage questions?


A point A lies on the line y = 2x^2 - 8x + 2. A has y-coordinate (-4). Find all possible values for the x-coordinate of A.


A common question would be how to factorise into two brackets, for example x^2 + 5x = -6


A rectangular frame is made from 5 straight pieces of metal with height 5m and length 12m. One of the pieces of metal goes through the diagonal of the rectangle. The weight of the metal is 1.5 kg per metre. Work out the total weight of the metal


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 2013–2024

Terms & Conditions|Privacy Policy
Cookie Preferences