menu
bartleby
search
close search
Hit Return to see all results

IfA-23 | . then find the value of.f-3A + 2111 -1 0

Question

Please help me with this question on matrices.

IfA-2
3 | . then find the value of.f-3A + 21
1
1 -1 0
help_outline

Image Transcriptionclose

IfA-2 3 | . then find the value of.f-3A + 21 1 1 -1 0

fullscreen
check_circleAnswer
Step 1

We first find A2, for which we multiply A with itself. We perform matrix multiplication in which we multiply rows of first matrix with columns of second matrix element by element and add.

fullscreen
Step 2

Let us now find 3A, for which multiply each element of A by 3.

fullscreen
Step 3

Now, to find 2I we consider the identity matrix of order 3x3 and multiply its each element by 2. We take order 3x3 to match with the order of A2...

fullscreen

Want to see the full answer?

See Solution

Check out a sample Q&A here.

Want to see this answer and more?

Our solutions are written by experts, many with advanced degrees, and available 24/7

See Solution
Tagged in

Math

Algebra

Related Algebra Q&A

Find answers to questions asked by student like you

Show more Q&A add

Sorry about that. What wasn’t helpful?