Question

plzz solve this question

Answer 1

Here

ABC=ACB

I.E.

1+4=3+2. (THINGS WHICH COINCIDE WITH ONE ANOTHER ARE EQUAL)

NOW 4=3

1+4-4=3+2-2. (IF EQUALS ARE SUBTRACTED BY EQUALS WHOLES ARE EQUAL)

I.E.

1=2

HENCE PROVED

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