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Given that 3 x^2-2 x-1=0
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18 Sep 2025, 10:33
18 Sep 2025, 10:33
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Question Stats:
44% (00:38) correct
55% (00:59) wrong based on 9 sessions
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Given that $\(3 x^2-2 x-1=0\)$, which could be the real value of $x$ ?
Indicate all such values.
(A) 6
(B) 1
(C) $\(\frac{1}{3}\)$
(D) $-\(\frac{1}{3}\)$
[E] \(-3\)
(F) There are no real solutions to the equation.
Indicate all such values.
(A) 6
(B) 1
(C) $\(\frac{1}{3}\)$
(D) $-\(\frac{1}{3}\)$
[E] \(-3\)
(F) There are no real solutions to the equation.
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Re: Given that 3 x^2-2 x-1=0
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21 Sep 2025, 07:31
21 Sep 2025, 07:31
1
1. check discriminant. if its >0, then solution exist.
2. calculate roots for the equation
(3x+1)(x-1)
x = -1/3, 1
2. calculate roots for the equation
(3x+1)(x-1)
x = -1/3, 1
gmatclubot
Re: Given that 3 x^2-2 x-1=0 [#permalink]
21 Sep 2025, 07:31
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