Math, asked by mygame10544gmailcom, 1 year ago

x^+6x+8
plzz ans if answerd I will make brainlist

Answers

Answered by MADBRO
1
Hi..

 {x }^{2}  + 6x + 8

 {x}^{2}  + 2x + 4x + 8

( {x}^{2}  + 2x) + (4x + 8)
x( x + 2) + 4(x + 2)
(x + 2)(x + 4)


#THANKS

MADBRO: thanks again.....
MADBRO: thanks again.....
mygame10544gmailcom: i have one problem can u plzz try to solve bro
mygame10544gmailcom: the problem is x^2+5x-21
mygame10544gmailcom: plzz solve
MADBRO: ok
MADBRO: there is not perfect no. which could factorise it
MADBRO: u can do it using quadratic formula
mygame10544gmailcom: thanks agin bro
MADBRO: :)
Answered by redhatleet
2
x^2+6x+8=0
\implies x^2 +(4+2)x +8=0
\implies x^2 +4x +2x +8=0
\implies x(x+4) +2(x+4)=0
\implies (x+4)(x+2)=0
\implies x=(-4),(-2)
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