3.2 - Solving linear equations
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Practice Questions
Test your understanding with targeted questions
Write the equation in matrix form for the system: x + 2y = 3 and 3x + 4y = 7.
💡 Hint: Identify coefficients for *A* and solutions for *b*.
What is the matrix inverse of A = [1 2; 3 4]?
💡 Hint: Remember to calculate the determinant to first check if the inverse exists.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does Ax = b represent in linear algebra?
💡 Hint: Think about the relationship between A, x, and b.
True or False: The backslash operator is less efficient than the matrix inverse in MATLAB.
💡 Hint: Reflect on computational methods discussed in the session.
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Challenge Problems
Push your limits with advanced challenges
Given a nonlinear system represented in a non-standard format, convert it into a matrix form and identify if a matrix inverse is possible.
💡 Hint: Focus on rearranging equations to isolate the coefficients.
Using both methods (inverse and backslash), solve for x in the system: x + y = 4, 2y - x = 2. Compare the two solutions.
💡 Hint: Keep track of how different computational methods yield the same result.
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