Question

Hey can anyone help me with a few quadratic equations?

1. x² - 10x =4
2.4x² = 81
3. 4x² - 3x - 18 = x²

Answer 1

Sure!

1. x=5+√29 or x=5−√29

2. x=9/2 or x=−9/2

3.x=3 or x=−2