Say true or false — task. Mathematics State Board, Class 9.

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1. The condition for a system of linear equations to have unique solution is

\frac{a_{1}}{a_{2}} \neq \frac{b_{1}}{b_{2}}

2. The equations

4 x - 12 y = 5

and

- 9 x + 5 y = 6

are inconsistent.

Did you find an error?

12. Say true or false