Question

in each of the following show that a - b is not equal to b - A question 1= a= - 3/5 , b= - 2/7​

Answer 1

Answer:

Step-by-step explanation

TO SHOW :A-B NOT EQUAL TO B-A

CASE 1 :A-B

-3/5-(-2/7)

-3/5+2/7[TAKING LC AS 35]

-21/35 + 10/35

-11/35 = A-B

CASE 2 : B-A

-2/7+3/5 LCM AS 35

-10/35 + 21/35

11/35= B-A

SO 11/35 NOT EQUAL TO -11/35

SO A-B NOT EQUAL TO B-A