Multiply the following matrices: A=begin{bmatrix} -2 & 1 &51 & 4&-5 end{bmatrix} B=begin{bmatrix}-1 & 7 2 & -23&4 end{bmatrix} AB=?

Jason Farmer 2020-12-16 Answered
Multiply the following matrices:
A=[215145]B=[172234] AB=?
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

Raheem Donnelly
Answered 2020-12-17 Author has 75 answers
Step 1
The matrix are given :
A=[215145]
B=[172234]
The product of two matrices are,
AB=[215145][172234]
Step 2
Solving the product of matrices,
AB=[215145][172234]
=[(2×1)+(2×1)+(5×3)(2×7)+(1×2)+(5×4)(1×1)+(4×2)+(5×3)(1×7)+(4×2)+(5×4)]
=[2+2+15142+201+8157820]
=[194821]
Not exactly what you’re looking for?
Ask My Question
Jeffrey Jordon
Answered 2022-01-23 Author has 2064 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