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

MathematicsFor (a*b=a+b-ab) on real numbers, which is a useful rewritten form?Class 12Relations and FunctionsBinary operationsLevel 29Medium MathematicsOn real numbers, (a*b=\frac{a+b}{2}). Is this operation commutative?Class 12Relations and FunctionsBinary operationsLevel 29Medium MathematicsOn real numbers, (a*b=a+b-ab). What is the inverse of (2)?Class 12Relations and FunctionsBinary operationsLevel 29Medium MathematicsOn real numbers, (a*b=a+b-ab). Which is the identity element of this operation?Class 12Relations and FunctionsBinary operationsLevel 29Medium MathematicsOn real numbers, (a*b=a+b+ab). Is this operation associative?Class 12Relations and FunctionsBinary operationsLevel 29Medium MathematicsOn real numbers, (a*b=a-b). Is this operation commutative?Class 12Relations and FunctionsBinary operationsLevel 29Medium MathematicsOn real numbers, (a*b=a+b+ab). Which is the identity element for this operation?Class 12Relations and FunctionsBinary operationsLevel 29Medium MathematicsOn real numbers, (a*b=a+b+2). What is the identity element of this operation?Class 12Relations and FunctionsBinary operationsLevel 29Medium MathematicsOn the set of real numbers (R), (a\ast b=\frac{a}{b}) is given. Is it a binary operation?Class 12Relations and FunctionsBinary operationsLevel 29Easy MathematicsThe operation (a\ast b=a^2+b^2) is given on real numbers. Is it a binary operation on (R)?Class 12Relations and FunctionsBinary operationsLevel 29Easy MathematicsIf (a\ast b=a+b+ab), what is the identity element of this operation?Class 12Relations and FunctionsBinary operationsLevel 29Easy MathematicsOn real numbers, (a\ast b=ab+1) is given. Is it commutative?Class 12Relations and FunctionsBinary operationsLevel 29Easy MathematicsThe operation (a\ast b=a+b+3) is given on real numbers. What type of operation is it?Class 12Relations and FunctionsBinary operationsLevel 29Easy MathematicsIf (a\ast b=a+b-2) is defined on real numbers, find the identity element.Class 12Relations and FunctionsBinary operationsLevel 29Easy MathematicsFor the operation (a\ast b=a+b) on real numbers, what is the inverse of (5)?Class 12Relations and FunctionsBinary operationsLevel 29Easy MathematicsOn the set of real numbers (R), the operation (a\ast b=ab) is given. What is the identity element?Class 12Relations and FunctionsBinary operationsLevel 29Easy MathematicsOn real numbers, what is the identity element for (a*b=a+b+2)?Class 12Relations and FunctionsBinary operationsLevel 28Easy MathematicsWhy is (a*b=a^2+b^2) commutative on real numbers?Class 12Relations and FunctionsBinary operationsLevel 28Easy MathematicsFor real numbers, which statement is correct about (a*b=a^2+b^2)?Class 12Relations and FunctionsBinary operationsLevel 28Easy MathematicsWhat is the inverse of (5) under usual multiplication?Class 12Relations and FunctionsBinary operationsLevel 28Easy