2x²-3x-2=0 solve it by factorisation.
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Answers
Answered by
13
=2x^2-3x -2
=2x^2- 4x +x -2
=2x(x-2)+1(x-2)
=(x-2)(2x+1)
for,
x-2=0
x=2
for,
2x+1=0
2x=-1
x=-1/2
=2x^2- 4x +x -2
=2x(x-2)+1(x-2)
=(x-2)(2x+1)
for,
x-2=0
x=2
for,
2x+1=0
2x=-1
x=-1/2
Answered by
13
2x²-3x-2=0
2x²+x-4x-2=0
x(2x+1)-2(2x+1)=0
(x-2)(2x+1)=0
for,
x-2=0
x=2
and,
2x+1=0
2x=-1
x=-1/2
hope this answer will help you dear.
2x²+x-4x-2=0
x(2x+1)-2(2x+1)=0
(x-2)(2x+1)=0
for,
x-2=0
x=2
and,
2x+1=0
2x=-1
x=-1/2
hope this answer will help you dear.
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