Question
Find the dimensions of the given matrix and identify the given entry.$$C=\left[\begin{array}{r}\frac{5}{2} \\1 \\-2 \\8\end{array}\right] ; C_{11}$$
Step 1
The dimensions of a matrix are given as M by N, where M is the number of rows and N is the number of columns. Show more…
Show all steps
Your feedback will help us improve your experience
Laurie Huffman and 69 other Algebra educators are ready to help you.
Ask a new question
Labs
Want to see this concept in action?
Explore this concept interactively to see how it behaves as you change inputs.
Key Concepts
Recommended Videos
In Exercises $1-10,$ find the dimensions of the given matrix, and identify the given entry. $$ C=\left[\begin{array}{r} \frac{5}{2} \\ 1 \\ -2 \\ 8 \end{array}\right] ; C_{11} $$
Matrix Algebra and Applications
Matrix Addition and Scalar Multiplication
Find the dimensions of the given matrix and identify the given entry. $$ A=\left[\begin{array}{rrr} 2 & -1 & 0 \\ 3 & 5 & -3 \end{array}\right] ; A_{21} $$
Find the dimensions of the given matrix and identify the given entry. $$ A=\left[\begin{array}{llll} 1 & 5 & 0 & \frac{1}{4} \end{array}\right] ; a_{13} $$
Transcript
18,000,000+
Students on Numerade
Trusted by students at 8,000+ universities
Watch the video solution with this free unlock.
EMAIL
PASSWORD