Find the product of the following matrices , if possible begin{bmatrix}6 & -9 -5 & 5 end{bmatrix}begin{bmatrix}-1 6 end{bmatrix} Select the correct ch

Ernstfalld 2021-01-07 Answered
Find the product of the following matrices , if possible
[6955][16]
Select the correct choise below and , if necessary , fill in the answer box to complete your choise.
A)[6955][16]
B)The product is not defined
You can still ask an expert for help

Expert Community at Your Service

  • Live experts 24/7
  • Questions are typically answered in as fast as 30 minutes
  • Personalized clear answers
Learn more

Solve your problem for the price of one coffee

  • Available 24/7
  • Math expert for every subject
  • Pay only if we can solve it
Ask Question

Expert Answer

ottcomn
Answered 2021-01-08 Author has 97 answers
Step 1
First matrix is 2×2 and second matrix is 2×1
So multiplication is possible.
[6955][16]
Step 2
Then we multiply the matrices using matrix multiplication.
Answer: Option A.
[6955][16]
[6(1)+(9)(6)(5)(1)+5(6)]
[6545+30]=[6035]
Not exactly what you’re looking for?
Ask My Question
Jeffrey Jordon
Answered 2022-01-30 Author has 2087 answers

Expert Community at Your Service

  • Live experts 24/7
  • Questions are typically answered in as fast as 30 minutes
  • Personalized clear answers
Learn more

Relevant Questions

asked 2021-01-31
Find a basis for the space of 2×2 diagonal matrices.
Basis ={[],[]}
asked 2021-02-08
Let B be a 4x4 matrix to which we apply the following operations:
1. double column 1,
2. halve row 3,
3. add row 3 to row 1,
4. interchange columns 1 and 4,
5. subtract row 2 from each of the other rows,
6. replace column 4 by column 3,
7. delete column 1 (column dimension is reduced by 1).
(a) Write the result as a product of eight matrices.
(b) Write it again as a product of ABC (same B) of three matrices.
asked 2021-12-20
Row equivalence. What is it exactly?
When matrices are row equivalent... why is this important? If a matrix like:
[1011]
is row equivalent to the identity matrix (add 3 times the first row to the second), what does that mean exactly? Why is this a concept that we have to know as students of linear algebra? These matrices arent
asked 2021-06-14

One cake recipe calls for 23 cup of sugar. Another recipe calls for 114 cups of sugar. How many cups of sugar are needed to make both cakes?

asked 2021-11-23
Determine the values of h such that the matrix is the augmented matrix of a consistent linear system.
[1h52615]
asked 2020-12-16
Consider the matrices
A=[1101],B=[2315],C=[1008],D=[201143542] and F=[210011203]
a) Show that A,B,C,D and F are invertible matrices.
b) Solve the following equations for the unknown matrix X.
(i) AXT=BC3
(ii) A1(XT)T=(B1)T
(iii) XF=F1DT
asked 2021-02-13
Solve the system of linear equations using matrices.
x+y+z=3
2x+3y+2z=7
3x-4y+z=4