Solve 2x^2 = 162

First simplify the equation! This means making the side with your Xs on easier to read.162÷2=81Now we have x2 = 81 √81=9(Remember 9x9=81.)

NM
Answered by Naomi M. Maths tutor

4841 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

Solve the following simultaneous equation for x and y: 2x + 5y = 8, 4x + y = 7


Show that (x + 1)(x + 2)(x + 3) can be written in the form ax3 + bx2 + cx + d where a, b, c and d are positive integers.


Make a the subject of the following equation, p=(3a+5)/(4-a)


3/5 of a number is 162. Work out the number.


We're here to help

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

© MyTutorWeb Ltd 2013–2025

Terms & Conditions|Privacy Policy
Cookie Preferences