Question

100 marks
HURRY UP

✂For a = 2/3 , b= 4/5 ,c =-5/6, verify that ,
(a+b)+c=a+(b+c)
(ab)c=a(bc)
a(b-c)=ab-ac
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Answer 1

this the 1st verification baki ka kisi aur se puch lena mere pass time nahi hai aaj mera exam hai