Question

solve this quadratic equation
x2-x-1=0​

Answer 1

Answer:

ok, I will try

x² - x - 1 = 0

x² + x - x - 1 = 0

x( x+1) - 1( x + 1) = 0

( x +1) ; (x - 1) =0

x + 1 =0 or x -1 =0

x = -1 or x =1

Ans. -1 or 1 is the solution of the above Quadratic equation.

Enrique sinthano