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Identity

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

MathematicsOn real numbers, (a*b=a+b-2ab) is defined. What is the identity element?Class 12Relations and FunctionsBinary operationsMedium MathematicsOn real numbers, (a*b=a+b+5) is defined. What is the identity element?Class 12Relations and FunctionsBinary operationsMedium MathematicsOn integers, (a*b=a+b-1) is defined. What is the identity element?Class 12Relations and FunctionsBinary operationsMedium MathematicsOn (A={0,1,2,3,4}), (a*b) is the remainder obtained when (ab) is divided by (5). What is the identity element?Class 12Relations and FunctionsBinary operationsMedium MathematicsOn real numbers, (a*b=a+b+2ab) is defined. What is the identity element?Class 12Relations and FunctionsBinary operationsMedium MathematicsOn (A={1,2,3,4,6,12}), (a*b) is the greatest common divisor of (a) and (b). What is the identity element?Class 12Relations and FunctionsBinary operationsMedium MathematicsOn (A={1,2,3,4,6,12}), (a*b) is the least common multiple of (a) and (b). What is the identity element?Class 12Relations and FunctionsBinary operationsMedium MathematicsOn real numbers, (a*b=a+b-4) is defined. What will be the inverse of (7)?Class 12Relations and FunctionsBinary operationsMedium MathematicsOn real numbers, (a*b=a+b-3) is defined. What is the identity element?Class 12Relations and FunctionsBinary operationsMedium MathematicsOn (A={0,1,2}), define (a*b) as the remainder when (a+b) is divided by (3). What is the identity element?Class 12Relations and FunctionsBinary operationsMedium MathematicsOn positive real numbers, (a*b=\frac{ab}{2}) is defined. What is the identity element of this operation?Class 12Relations and FunctionsBinary operationsMedium MathematicsOn the set (A={1,2,3,4,5}), the operation (a*b=\max(a,b)) is defined. Which element is the identity element?Class 12Relations and FunctionsBinary operationsMedium MathematicsOn (A={1,2,4,8}), (a*b=\operatorname{lcm}(a,b)). What is the identity element?Class 12Relations and FunctionsBinary operationsMedium MathematicsOn (A={1,2,4,8}), (a*b=\gcd(a,b)). What is the identity element?Class 12Relations and FunctionsBinary operationsMedium MathematicsOn positive real numbers, (a*b=ab). What is the identity element of this operation?Class 12Relations and FunctionsBinary operationsMedium MathematicsOn integers, (a*b=a+b+4). What is the identity element of this operation?Class 12Relations and FunctionsBinary operationsMedium MathematicsOn real numbers, (a*b=a+b+4). What is the inverse of (10)?Class 12Relations and FunctionsBinary operationsMedium MathematicsOn (A={0,1,2}), (a*b) is the remainder when (ab) is divided by (3). What is the identity element?Class 12Relations and FunctionsBinary operationsMedium MathematicsOn integers, (a*b=a+b-1). What is the inverse of (7)?Class 12Relations and FunctionsBinary operationsMedium MathematicsOn integers, (a*b=a+b-1). What is the identity element?Class 12Relations and FunctionsBinary operationsMedium