Question

a and b.
3) consider the operation on defined on the set A=
{1,2,4,8} by a *b=LCM of a and b
show that*is a binary operation.
write a commutative binary operation on A which has identify element 4 and every element has its own inverse.
how many such binary operation as In this part as possible
​

Answer 1

Step-by-step explanation:

2.Conduct a survey on mental health and fitness during covid-19 by taking 10 quantitative questions. Minimum 20 people should be surveyed on a phone call.Present the information gathered per question by a bar graph.

(a) Make the questions on your own

(b)Each and every question should be written separately on an A-4 size sheet.

e.g

Q1. Are you living in the green, orange or Red zone?

10