Question

find the value of x if x^2-2(x)-3=0​

Answer 1

x=-1or3

Step-by-step explanation:

x*2-2x-3=0

x*2-3x+x-3=0

x(x-3)+1(x-3)=0

(x+1)(x-3)=0

x=-1 or x=3

Answer 2

Answer:

this is not the full question...sister or brother