Topics
Honors: 8. Matrices
topic badge
United States of AmericaFL
Grade 912

Honors: 8.03 Operations with matrices

Lesson
Practice
Adaptive
Worksheet

Interactive practice questions

Given the following matrices:

$A$A =
    $9$9 $7$7    
    $8$8 $-7$−7    
and $B$B=
    $4$4 $8$8    
    $-4$−4 $5$5    
 

Simplify $A+B$A+B:

$A+B$A+B $=$=
    $9$9 $7$7    
    $8$8 $-7$−7    
$+$+
    $4$4 $8$8    
    $-4$−4 $5$5    
  $=$= 
    $\editable{}$ $\editable{}$    
    $\editable{}$ $\editable{}$    
   
Easy
< 1min

Consider the following matrices:

$A$A =
    $7$7 $1$1 $3$3    
    $6$6 $1$1 $4$4    
    $3$3 $5$5 $9$9    
and $B$B=
    $2$2 $6$6 $7$7    
    $5$5 $9$9 $5$5    
    $1$1 $8$8 $5$5    
 
Easy
< 1min

Consider the following 2x2 matrices:

$A$A =
    $8$8 $7$7    
    $8$8 $4$4    
, $B$B=
    $1$1 $-1$−1    
    $2$2 $5$5    
and $C$C =
    $3$3 $5$5    
    $6$6 $-2$−2    
Easy
< 1min

Consider the following matrices:

$A$A =
    $6$6 $7$7 $6$6    
    $9$9 $4$4 $2$2    
    $9$9 $5$5 $4$4    
and $B$B=
    $8$8 $4$4 $2$2    
    $4$4 $3$3 $7$7    
    $5$5 $1$1 $2$2    
 
Medium
2min
Sign up to access Practice Questions
Get full access to our content with a Mathspace account
Book a Demo
Sign up for free

Outcomes

MA.912.NSO.4.1

Given a mathematical or real-world context, represent and manipulate data using matrices.

MA.912.NSO.4.2

Given a mathematical or real-world context, represent and solve a system of two- or three-variable linear equations using matrices.

MA.912.NSO.4.3

Solve mathematical and real-world problems involving addition, subtraction and multiplication of matrices.

What is Mathspace

About Mathspace