koolkt203 koolkt203

16-05-2017
Mathematics

contestada

Hey can anyone help me with a few quadratic equations?
1. x² - 10x =4
2.4x² = 81
3. 4x² - 3x - 18 = x²

Respuesta :

Guillaume Guillaume

16-05-2017

Sure!

1. x=5+√29 or x=5−√29

2. x=9/2 or x=−9/2

3.x=3 or x=−2

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