Question

If a - b, a and a + b are zeroes of the polynomials x^3- 3x^2 + x + 1 the value of (a + b) is
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Answer 1

Step-by-step explanation:

and if b=+√2 then (a+b)=(1+√2)

and if b=-√2 then (a+b)={1+(-√2)}

=(1-√2)

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