Example 20 For any two vectors a and b, we always have I a + b I < I a I + I b I(triangle inequality). Example 20 For any two vectors a and b we always have I a + b I < I a I + I b I(triangle inequality). November 5, 2021 Category: Chapter 10 - Vector Algebra , Maths , NCERT Exemplar Class 12 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related