How do you find an extraneous solution from an equation such as
When the answer should be w...
![subject](/tpl/images/cats/mat.png)
Mathematics, 02.02.2022 01:50 tlecuyer
How do you find an extraneous solution from an equation such as
![\sqrt{x^2-3x-6}=x-1](/tpl/images/2640/9253/b90d2.png)
When the answer should be written out as
I would really like to learn how to do these questions properly and without looking them up.
Thank you!
![ansver](/tpl/images/cats/User.png)
Answers: 2
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