The number of distinct real roots of x $^{4}$ -4x $^{3}$ + 12x $^{2}$ + x-1=0 is

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Solution

The correct option is A 2
Hence, Option (A) is the correct answer.

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Similar questions

x^{4} + 4 x^{3} - 2 x^{2} - 12 x + k = 0

x^{4} - 4 x^{3} + 12 x^{2} + x - 1 = 0

f (x) = x^{4} - 4 x^{3} + 12 x^{2} + x - 1

x + y + z = 4; x^{2} + y^{2} + z^{2} = 14; x^{3} + y^{3} + z^{3} = 34

x^{3} - 4 x^{2} + x + 6 = 0

f (x) = | 9 - x^{2} | - | x - a |

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