Find|x|  if (x - a).(x + a) = 12, where a is a unit vector.

 

This question is exactly same as   Ex 10.3 , 9 – Chapter 10 Class 12 Vector Algebra From NCERT Book.

 

Please check https://www.teachoo.com/3411/746/Ex-10.3--9---Find--x--if-for-a-unit-vector-a-(x---a).(x---a)-12/category/Ex-10.3/

 

Find |𝑥⃗| if (𝑥⃗ − 𝑎⃗). (𝑥⃗ + 𝑎⃗) = 12, where 𝑎⃗ is a unit vecto - CBSE Class 12 Sample Paper for 2023 Boards

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Davneet Singh

Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 14 years. He provides courses for Maths, Science and Computer Science at Teachoo