How do I invert a 2x2 square matrix?

A 2x2 square matrix is of the format (a b;c d). First you must check whether the matrix is invertible at all: if ad - bc is 0, the matrix is not invertible. The inverse matrix is (1/(ad-bc))*(d -b;-c a)

AY
Answered by Anita Y. Maths tutor

3450 Views

See similar Maths A Level tutors

Related Maths A Level answers

All answers ▸

How do you differentiate (2x+xe^6x)/(9x-(2x^2)-ln(x)) w.r.t. x?


Find the values of x, where 0 < x < 360, such that x solves the equation: 8(tan[x])^2 – 5(sec[x])^2 = 7 + 4sec[x]


Let f(x) = x * sin(2x). Find the area beneath the graph of y = f(x), bounded by the x-axis, the y-axis and the line x = π/2.


How do you find the point or points of intersection of a straight line and a circle?


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