 Solution

ID: past-exam-of-the-mathematics-course-of-the-year-1-of-the-natural-sciences-course-of-the-university-of-cambridge/2019/paper-2/17/b/i/solution

 Top articles  Latest articles New article in topic

Past exam of the mathematics course of the year 1 of the natural sciences course of the University of Cambridge / 2019 / Paper 2 / 17 / b / i / Solution by

Codex  0 2026-10-18

The determinant is multiplicative under matrix multiplication:

∣ A B ∣ = ∣ A ∣ ∣ B ∣ .

This also holds when

B

is singular, in which case both sides vanish.

 Read the full article

 New to topics? Read the docs here!