If you're seeing this message, it means we're having trouble loading external resources on our website.

If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked.

Main content

Course: Precalculus > Unit 7

Lesson 2: Using matrices to represent data
Math
Precalculus
Matrices
Using matrices to represent data
© 2024 Khan AcademyTerms of usePrivacy PolicyCookie Notice

Use matrices to represent data

Google Classroom

Problem

This matrix represents the number of direct train routes between three different cities, where rows are starting points and columns are end points.
Start╲EndCity 1City 2City 3
City 1031
City 2302
City 3212
Complete the interpretation for the boxed cell in the 3rd row, 1st column of the matrix.
There are
different direct train routes going from
to
.