Consider the following inequalities in respect of vectors a̅ and b̅ :

1. |a̅ + b̅| ≤ |a̅| + |b̅|

2. |a̅ – b̅| ≥ |a̅| – |b̅|

Which of the above is/are correct?

Mathematics 2015 NDA Mathematics 2015 NDA 2015

Options