Solve y = 2x^2 - 5x - 1 for x = -1 and x = 2

y = 2 (-1)2 -5(-1) -1y = 2 + 10 - 1y = 11y = 2 (2)2 -5(2) -1y = 8 - 10 -1y = -3

AB
Answered by Anna B. Maths tutor

5034 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

How to solve a simultaneous equation?


3kg of meat costs £54, Nina buys 2 kg of the meat. Work out how much Nina pays. (non-calculator)


Expand and simplify 3(m + 4) – 2(4m + 1)


How do I solve simultaneous equations?


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