Fractorise completely
x²+6x+5
mathematics
8th grade
ICSE
Answers
Answered by
30
given :-
- x²+6x+5
solution :-
=>x²+6x+5
=> x²+x+5x+5
=>x(x+1) +5(x+1)
=>(x+5) (x+1)
,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,
=> x+5=0
=>x= -5
and
=>x+1=0
=>x= -1
,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,
Thanks
Answered by
3
GIVEN : x²+6x+5
WE HAVE TO FACTORISE IT
x²+x+5x+5
x(x+1)+5(x+1)
(x+5)(x+1)=0
x+5=0
x= -5 answer
x+1=0
x= -1 answer
hope its helpful
#GAVYA
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