Question

verify that ( a+b)+c = a+( b+c) by taking a = -2/3 , b = 3/-5 and c = -9/22​

Answer 1

Answer:

(a+b)+c lhs :

( -2/3+3/-5)+-9/22

-3/5+(-9/22)

3/5

____

-9/22 = 3/5×22/-9=22/-45 ____1eqn

hence u try another if u get same then ok if not hence statement is not verified