Question

Tentukan akar dari
x2-1=0

4x2-4x-1=0

-3x2-5x+2=0

Answer 1

X²-1=0
x²=1
x=√1
x=1

4x2-4x-1=0
4x²-4x-1=0
(x-4)(x-4)
x=4 V x=4

-3x2-5x+2=0
(x-6)(x+1)
x=6 V x=-1