sir pls make me understand that...in this sum ||-17|+17| / ||-25|-42
you explained that |x|=-x if x is negative
then why -17 taken positive
Refer the following link :
https://www.meritnation.com/ask-answer/question/what-is-absolute-value/integers/697643
https://www.meritnation.com/ask-answer/question/what-is-absolute-value/integers/697643