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Finite Set

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

MathematicsOn (A={1,2,3,4}), (a*b=\max(a,b)). Which statement is correct about the inverse of (2)?Class 12Relations and FunctionsBinary operationsLevel 29Medium MathematicsOn (A={1,2,3,4}), (a*b=\min(a+b,4)). Is this operation closed on (A)?Class 12Relations and FunctionsBinary operationsLevel 29Medium 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 operationsLevel 29Medium MathematicsOn (A={0,1,2}), (a*b) is the remainder when (ab) is divided by (3). What is (2*2)?Class 12Relations and FunctionsBinary operationsLevel 29Medium MathematicsOn (A={0,1}), (a*b=a+b-ab). What is the identity element?Class 12Relations and FunctionsBinary operationsLevel 29Medium MathematicsOn (A={1,2,3}), (a*b=\min(a,b)). What is the identity element of this operation?Class 12Relations and FunctionsBinary operationsLevel 29Medium MathematicsOn (A={1,2,3}), (a*b=\max(a,b)). What is the identity element of this operation?Class 12Relations and FunctionsBinary operationsLevel 29Medium MathematicsOn (A={1,2,3,4}), (a*b) is defined as the smaller of (a) and (b). What is the value of (3*1)?Class 12Relations and FunctionsBinary operationsLevel 28Medium MathematicsOn (A={1,2,3,4}), (a*b) is defined as the greater of (a) and (b). What is the value of (2*4)?Class 12Relations and FunctionsBinary operationsLevel 28Medium MathematicsOn (A={0,1,2,3}), (a*b=\min(a,b)) is given. What will be the identity element?Class 12Relations and FunctionsBinary operationsLevel 28Medium 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 operationsLevel 28Medium MathematicsIf set (A) has (3) elements, what is the number of binary operations on (A)?Class 12Relations and FunctionsBinary operationsLevel 28Easy MathematicsIf set (A) has (2) elements, how many binary operations are possible on (A)?Class 12Relations and FunctionsBinary operationsLevel 28Easy MathematicsOn the set (A={1,2}), (a*b=b) is defined. What is the value of (1*2)?Class 12Relations and FunctionsBinary operationsLevel 28Easy MathematicsOn the set (A={1,2}), (a*b=a) is defined. Is it commutative?Class 12Relations and FunctionsBinary operationsLevel 28Easy MathematicsWhy is usual multiplication a binary operation on the set ({0,1})?Class 12Relations and FunctionsBinary operationsLevel 28Easy MathematicsOn the set ({1,2,3}), (a*b=\max(a,b)). What is the identity element?Class 12Relations and FunctionsBinary operationsLevel 28Easy MathematicsOn the set ({1,2,3}), (a*b=\min(a,b)). What is the identity element?Class 12Relations and FunctionsBinary operationsLevel 28Easy MathematicsIf (A={1,2,3}), (B={p,q,r,s}), can there be an onto function from (A) to (B)?Class 12Relations and FunctionsOnto functionLevel 27Hard MathematicsIf (A={1,2,3}), (B={a,b}), and (f(1)=a), (f(2)=b), (f(3)=b), what type of function is (f:A\to B)?Class 12Relations and FunctionsOnto functionLevel 26Medium