Question

Prove that : |x+y| < |x| + |y| ,if x = -4/5 and y = 3/-7

Please say me with explanation​

Answer 1

Whenever you are having mod, you should always have to take positive value khushi......

just add -4/5 and 3/-7 and whatever will be the result make it positive.

|x| + |y| will be carried out similarly.

you will surely find that, |x+y| < |x| + |y|

Answer 2

Answer:

Hello please follow me guys