Question

X square - 6 x minus 2 is equals to zero by completing square method

Answer 1

Answer:

following the answer

Step-by-step explanation:

x2 -6x-2=0

to make complete square

1. make the coefficient 1 of x2

2. add and subtract the square of coefficient of x

x²-6x+(6/2)²-(6/2)²-2=0

(x-3)²-9-2=0

(x-3)²=11

x-3= ±11

x-3=11. or. x-3= -11

x=14. or. x= -8