Question

x2-√2x-4=0 answer this please​

Answer 1

Answer:

x² +√2x - 4 = 0

x² +√2x=4

Add (√2/2)² to both sides

x² +√2x + (√2/2)² = 4 + (√2/2)²

(x+√2/2)² = 4 + 2/4

(x+√2/2)²= 4 + 1/2

(x+√2/2)²= 9/2

Solve this equation

And the final solution are ...

x= 2√2

x=√2