21.3.2 - Scalar Multiplication
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Practice Questions
Test your understanding with targeted questions
What is the result of multiplying the matrix [[2, 3], [4, 5]] by the scalar 4?
💡 Hint: Multiply each element by 4.
If A = [[1, 1], [1, 1]] and we multiply by 5, what is the resulting matrix?
💡 Hint: Multiply each element by 5.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What happens to each element of a matrix during scalar multiplication?
💡 Hint: Recall how we did operations with scalars.
True or False: Scalar multiplication can change the size of a matrix.
💡 Hint: Think about what happens when you multiply numbers.
1 more question available
Challenge Problems
Push your limits with advanced challenges
You have a matrix G = [[3, 4], [5, 6]] and a scalar of -1. What is the resulting matrix after scalar multiplication?
💡 Hint: Don't forget about the negative sign!
Consider matrix H = [[0, 1], [2, 3]] and scalar 10. Calculate 10H.
💡 Hint: You’re just stretching the matrix away.
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