Honors 8.01 Introduction to matrices
Adaptive
Worksheet
Interactive practice questions
Answer the following questions.
a
What is the definition of a matrix?
A rectangular array of only whole numbers.
A
A triangular array of real numbers or symbols.
B
A rectangular array of real numbers, symbols, and expressions.
C
A rectangular array of only real numbers.
D
b
What is a square matrix?
A matrix that contains the same number of rows as columns.
A
A matrix that contains more columns than rows.
B
A matrix that contains more rows than columns.
C
Easy
< 1min
| Is the array |
|
a matrix? |
Easy
< 1min
| What is the entry at $a_{23}$a23 in $A$A$=$= |
|
? |
Easy
< 1min
| Where is $-7$−7 located in $A$A$=$= |
|
? |
Easy
< 1min
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