Home
Class 12
MATHS
Let be a binary operation on N given by ...

Let be a binary operation on N given by a *b = HCF (a,b) , a,b, `in` N . Find n12 *4 and 7 *5.

Promotional Banner

Topper's Solved these Questions

  • RELATIONS AND FUNCTIONS

    ARIHANT PUBLICATION|Exercise PART I: Question for Practice Part I Relations ( Very Short Answer Type Questions) |5 Videos

  • RELATIONS AND FUNCTIONS

    ARIHANT PUBLICATION|Exercise PART I: Question for Practice Part I Relations (Short Answer Type Questions) |8 Videos

  • RELATIONS AND FUNCTIONS

    ARIHANT PUBLICATION|Exercise Sample Question ( PART -IV)|6 Videos

  • QUESTION PAPER 2020

    ARIHANT PUBLICATION|Exercise GROUP C (ANSWER ANY ONE QUESTIONS)|13 Videos

  • SAMPLE PAPER 1

    ARIHANT PUBLICATION|Exercise LONG ANSWER TYPE QUESTIONS|13 Videos

Similar Questions

Explore conceptually related problems

Let * is a binary operation on N given by a **b=LCM (a, b) for all a, b in N . Find 5**7 .

Let * be a binary operation on N given by a**b=LCM(a, b) for all a, b in N . (i) Is * commutative. (ii) Is * associative.

Let * is the binary operation on N given by a**b=HCF (a, b), where a, b in N . Write the value of 22**4 .

Let * be a binary operation on N given by a**b=GCD (a, b) for a, b in N . Check the commutativity and associativity of * on N.

Let be a binary operation defined by a*b = 7a+9b. Find 3*4.

Let the binary operation on Q defined as a * b = 2a + b - ab , find 3*4 .

Let * be the binary operation on N given by a*b = LCM of a and b. Find (i) 5*7,20*16 (ii) Is* commutative? (iii) Is * associative? (iv) Find the identity of* in N. (v) Which elements of N are invertible for the operation ?

Let * is a binary operation defined by a * b = 3a + 4b - 2 , find 4*5 .

if ** is the binary operation on N given by a**b = L. C. M of a and b. Find 20**16 . Is ** Commutative.

if ** is the binary operation on N given by a**b = L. C. M of a and b. Find 20**16 . Is ** Associative.