Math, asked by Shivam2192, 1 year ago

(p-q)3+(p-r)3+(r-p)3

Answers

Answered by kun3
3
=3p-3q+3p-3r+3r-3p
=0
solve it
plz.. mark as brainliest

chinmayie: @kun3......pls verify the ans u hv posted......i think it is -3q+3p.......
chinmayie: it is not 0........pls verify.....be careful with the signs....
kun3: ok
pakhi6: it's correct
kun3: wAIT for a second
pakhi6: okkkk
chinmayie: no...it is not......though we do it by removing the brackets...it is not 0
chinmayie: verified??...
kun3: yes i do it and ans is 0
chinmayie: pls tell me how....
Answered by pakhi6
0
Hello...
To solve it Firstly, you have to open the bracket and then combine the like terms by using the identity ++=+ , - += - etc.

3p-3q+3p-3r+3r-3p
=0

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chinmayie: 3p and -3p gets cancelled.......3r and -3r gets cancelled.......wt abt the rest of the terms??
pakhi6: -3q+3q gets cancelled.
chinmayie: whr is -3q
chinmayie: sorry....whr is +3q
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