Answer: -6x + -9y
Step-by-step explanation:
You just distribute the negative with each term
Answer:
1/27000
Step-by-step explanation:
= 3^-3 × 10^-3
= 1/3³ × 1/10³
= 1/27 × 1/1000
= 1/27000
Hope this helped!
A symmetric matrix is a square matrix that is equal to its transpose.
<h3>Symmetric matrix</h3>
In order to understand what is meant by a symmetric matrix, we must first understand the following;
- A matrix is an arrangements of elements in rows and columns.
- A square matrix has equal number of rows and columns.
- The transpose of a matrix is a matrix obtained by interchanging rows and columns.
Hence, a symmetric matrix is a square matrix that is equal to its transpose.
Learn more about symmetric matrix: brainly.com/question/26184753