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Identity Element

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

MathematicsOn the set (\mathbb{R}\setminus{-1}), the operation (a*b=a+b+ab) is defined. What is the identity element for this operation?Class 12Relations and FunctionsBinary operationsExpert MathematicsIf (A=\mathbb{R}\setminus{1}) has the operation (a*b=a+b-ab), what is the identity element for this operation?Class 12Relations and FunctionsBinary operationsHard MathematicsOn real numbers, (a*b=a+b-ab) is defined. What is the identity element?Class 12Relations and FunctionsBinary operationsMedium MathematicsOn real numbers, (a*b=a+b+ab) is defined. What is the identity element of this operation?Class 12Relations and FunctionsBinary operationsMedium MathematicsOn the set (A={1,2,3,4}), the operation (a*b=\min(a,b)) is defined. What is the identity element of this operation?Class 12Relations and FunctionsBinary operationsMedium MathematicsOn positive real numbers, (a*b=\frac{ab}{2}). What is the identity element?Class 12Relations and FunctionsBinary operationsMedium MathematicsIf (a*b=a+b+ab), under what result condition do we find the inverse of (2)?Class 12Relations and FunctionsBinary operationsMedium MathematicsOn real numbers, (a*b=a+b+2). What is the identity element of this operation?Class 12Relations and FunctionsBinary operationsMedium MathematicsIf (a*b=a+b+ab) and (a*0=a) for every (a), what property of (0) is shown?Class 12Relations and FunctionsBinary operationsMedium MathematicsIf (a*b=a+b-k) and the identity element is (5), what is the value of (k)?Class 12Relations and FunctionsBinary operationsMedium MathematicsIf (a*b=a+b+2), what is the identity element?Class 12Relations and FunctionsBinary operationsMedium MathematicsIf (a*b=a+b-ab), which statement about (0) is correct?Class 12Relations and FunctionsBinary operationsMedium MathematicsIf (a*b=a+b+2ab), what is the identity element?Class 12Relations and FunctionsBinary operationsMedium MathematicsIf (a*b=a+b+ab), what is the identity element of this operation?Class 12Relations and FunctionsBinary operationsMedium MathematicsIf (a*b=a+b-3), what is the identity element (e)?Class 12Relations and FunctionsBinary operationsMedium MathematicsOn (A={0,1,2,3}), (a*b=\min(a,b)) is given. What will be the identity element?Class 12Relations and FunctionsBinary operationsMedium MathematicsOn (A={0,1,2,3}), (a*b=\max(a,b)) is given. What is the identity element for this operation?Class 12Relations and FunctionsBinary operationsMedium MathematicsIf (a*b=a+b-2), what will be the identity element?Class 12Relations and FunctionsBinary operationsEasy MathematicsIf (a*b=a+b+ab), choose the correct statement about (0).Class 12Relations and FunctionsBinary operationsEasy MathematicsIf (a*b=a+b-1), what is the identity element?Class 12Relations and FunctionsBinary operationsEasy