Question

How to ensure if two vectors are perpendicular to each other or not?​

Answer 1

Answer:

Two vectors A and B are parallel if and only if they are scalar multiples of one another. A = k B , k is a constant not equal to zero. Two vectors A and B are perpendicular if and only if their scalar product is equal to zero.

Answer 2

Answer:

$\huge\underbrace\mathcal\pink{queStion}$

How to ensure if two vectors are perpendicular to each other or not?

$\huge\underbrace\mathcal\blue{anSwer}$

If two vectors are perpendicular, then their dot-product is equal to zero.

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