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प्रश्न
Find the square root of the following polynomials by division method
x4 – 12x3 + 42x2 – 36x + 9
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उत्तर
∴ `sqrt(x^4 - 12x^3 + 42x^2 - 36x + 9)` = |x2 – 6x + 3|
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