Question

Solve the quadratic equations. 1) (x-3)(x-4)=0 2)x^(2)-x-2=0 .​

Answer 1

Answer:

1) (x-1)(x-4)=0

already solved

you can see

X=1,4

2) x²-x-2=0

x²-2x+1x-2=0

x(x-2)+1(x-2)=0

then

(x-2)(x+1)=0

x=2,-1