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प्रश्न
For the quadratic equation 3x2 + 2x - 1 = 0 , find the value of the discriminant.
बेरीज
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उत्तर
The given quadratic equation is
3x2 + 2x - 1 = 0
Comparing with ax2 + bx + c = 0 , we get
a = 3 , b = 2 , c = -1
Discriminant = Δ = b2 - 4ac
= 22 - 4(3)(-1)
= 4 + 12
= 16
∴ The value of discriminant is 16.
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