If 𝑎⃗⃗ 𝑎𝑛𝑑 𝑏⃗⃗ are any two vectors then show that
1. |𝑎⃗ . 𝑏⃗⃗| ≤ |𝑎⃗||𝑏⃗⃗| 2. |𝑎⃗ + 𝑏⃗⃗| ≤ |𝑎⃗| + |𝑏⃗⃗|

Jennifer Jacob

Dec. 27, 2019, 2:01 p.m.

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