The question is simplfy:
i simply till then i mulitpy by -1 for both denominator and numerator so i get -3 in the end. is this correct? the ans given is . but i can get -3. which shld be the correct ans?
The question is simplfy:
i simply till then i mulitpy by -1 for both denominator and numerator so i get -3 in the end. is this correct? the ans given is . but i can get -3. which shld be the correct ans?