1ii) sketch y=x^2-4x-21

A parabola shape with x intercepts at x = -3 and x = 7 and the y intercept at y = -21

KI
Answered by Kishwar I. Maths tutor

3861 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

Solve the Simultaneous equations x^2 + y^2 =29, y-x=3.


Tom thinks of a number. He squares it, adds 3 times the original number and then subtracts 18. The result is 0. What two numbers could Tom have been thinking of?


Write √98+3√8-√200 in the form a√2, where a is an integer


X=4a+3b, If a is a two digit cube number and b is a two digit square number then what is the lowest possible value for X?


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