show that X=-2 is a solution of 3 X(X) +13x +14=0
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Answered by
1
put here x =-2
and then 12-26+14=0
0=0
hence proved that x=-2 is a solution of it
and then 12-26+14=0
0=0
hence proved that x=-2 is a solution of it
Answered by
0
[tex]3*x^{2}+13*x+14=0
[/tex]
3*x^{2}+6x+7x+14=0
3x(x+2)+7(x+2)=0
(3x+7)(x+2)=0
x=-7/3
x=-2
3*x^{2}+6x+7x+14=0
3x(x+2)+7(x+2)=0
(3x+7)(x+2)=0
x=-7/3
x=-2
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