Applications of Matrices (VCE SSCE General Mathematics): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What are the dimensions of a row matrix?
What are the dimensions of a row matrix?
(one row, multiple columns)
What are the dimensions of a column matrix?
What are the dimensions of a column matrix?
(multiple rows, one column)
In the store example, Freddy sold 7 DVDs and 4 games. What were his total sales in USD?
In the store example, Freddy sold 7 DVDs and 4 games. What were his total sales in USD?
260 USD
George sold 5 DVDs and 6 games. How many cinema tickets did he distribute?
George sold 5 DVDs and 6 games. How many cinema tickets did he distribute?
17 tickets
In the wildlife survey, what does calculate?
In the wildlife survey, what does calculate?
Sum of each row (total per ranger)
How many total animal sightings did Aaron make in the wildlife survey?
How many total animal sightings did Aaron make in the wildlife survey?
129 sightings
In , how many total rabbit sightings were recorded across all rangers?
In , how many total rabbit sightings were recorded across all rangers?
177 sightings
Where do you multiply a column matrix of 1s to get row sums?
Where do you multiply a column matrix of 1s to get row sums?
On the RIGHT of the data matrix
Where do you multiply a row matrix of 1s to get column sums?
Where do you multiply a row matrix of 1s to get column sums?
On the LEFT of the data matrix
What does multiplying sales quantities by price information calculate in business?
What does multiplying sales quantities by price information calculate in business?
Total revenue and business metrics