Practice Array operations and Linear equations - 3 | 3. Array operations and Linear equations | IT Workshop (Sci Lab/MATLAB)
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3 - Array operations and Linear equations

Learning

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is the result of A = [1, 2] .* B = [3, 4]?

πŸ’‘ Hint: Multiply corresponding elements.

Question 2

Easy

How do you calculate the inverse of a 2x2 matrix manually?

πŸ’‘ Hint: What form does the inverse take?

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

Which operator is used for element-wise multiplication?

  • .*
  • *
  • /

πŸ’‘ Hint: Look for the period before the asterisk.

Question 2

True or False: The backslash operator is the most efficient method to solve linear equations in MATLAB.

  • True
  • False

πŸ’‘ Hint: Think about speed and computational efficiency.

Solve 2 more questions and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Given the matrix A = [2, -3; 5, 4], calculate the determinant manually and using MATLAB. Then discuss if the matrix is invertible.

πŸ’‘ Hint: Apply the determinant formula carefully.

Question 2

Design a simple linear equation set with two variables that can be solved using both matrix inverse and backslash methods in MATLAB, and explain the outcomes.

πŸ’‘ Hint: Use your creativity in forming the equations yet ensure solvability.

Challenge and get performance evaluation