let a be a rational number ans b be an irrational number. Is ab necessarily ?Give an example
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ab will be irrational since product of a rational and an irrational number is 'generally' irrational. Here, 0 is a rational Number since it can be expected in p/q form as 0/1 where 0 and 1 are intergers and 1 is not equal to zero
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x^3 -x^2+x-1divided by2x+1
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