Just subtitute 5 as x in the equation given for f.
2(5)+8=18.
Answer: i dont understand
Step-by-step explanation:
A square matrix has the same number of rows as columns. In computer graphics, square matrices are used for transformations. A rectangular matrix is one where the number of rows or columns may not be the same. ... Below is a 4 x 1 column matrix. A row matrix consists of a single row.
Answer: 
Step-by-step explanation:
Given: The width of the room =
The length of the room =
The area of the rectangular room= 
⇒The area of the rectangular room= 
⇒The area of the rectangular room= 
⇒The area of the rectangular room= 