factorise 4x^2 - 130x + 36
Answers
Answered by
1
may be this issue the answer
Attachments:
Answered by
1
4x²-130x+36=0
2x²-65x+18=0
x²-65/2x= -18
x²-65/2x+4225/4= -18 + 4225/4
(x-65/2)² = -72+4225/4
(x-65/2)²= 4153/4
x-65/2 = ±√4153/2
X=65+√4153/2,. X= 65-√4153/2
Similar questions