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Inverse Exception

Class 12 Mathematics के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

MathematicsOn (\mathbb{R}), (a*b=a+b+\lambda ab). For which (\lambda) will the element (2) have no inverse?Class 12Relations and FunctionsBinary operationsExpertMathematicsOn (\mathbb{R}), (a*b=a+b-2ab). Which element has no inverse?Class 12Relations and FunctionsBinary operationsExpertMathematicsOn (\mathbb{R}), (a*b=a+b+3ab). Which element has no inverse?Class 12Relations and FunctionsBinary operationsHardMathematicsIf (a*b=a+b+kab) and (k\neq0), which element will not have an inverse?Class 12Relations and FunctionsBinary operationsHardMathematicsOn (\mathbb{R}), (a*b=a+b-ab). Which element has no inverse?Class 12Relations and FunctionsBinary operationsHardMathematicsOn (\mathbb{R}), (a*b=a+b+ab). Which statement about (a=-1) is correct?Class 12Relations and FunctionsBinary operationsHard

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