Class - 11 , Ch - 1 , Sets , Ex - 1.3 , Q - 7

Sets , Nios, Class-12, Ch-1 ,Ex-1.1 ,Q-1

Class 7th ch 1 notes

Find the actual lower and upper class limits and also the class marks of the classes : 1.1 - 2.0, 2.1 - 3.0 and 3.1 - 4.0.

If R is a relation from set A={11 , 12 , 13} to set B={8, 10 , 12} defined by y=x-3, then write R^(-1)dot A. {(8,11),(10,13)} B. {(8,11),(10,12)} C. {(10,13),(10,11)} D. none of these