Methods2025 NHT Exam 2 Section A · Q20CAS active1 mark

Combining two systems of linear equations

In the $xy$ -plane, there is a system of two linear equations with a unique solution and another system of two linear equations with infinitely many solutions.

These four linear equations are combined into a new system of four linear equations.

All possibilities for the number of solutions of this new system will be

1 mark

A0 or 1B1 or infinitely manyC1D0, 1 or infinitely many

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