Question

The magnitude of resultant sum of two vectors A and B is ______ . ​

Answer 1

Answer:

A+B+ABCos thita

or A+B

Answer 2

HERE IS YOUR ANSWER MATE.....;

$= > \sqrt{a {}^{2} + b {}^{2} + 2ab \: \cos( \alpha ) }$

HERE ALPHA IS EQUAL ANY ANGLE ON A PLANE.

HOPE IT'S HELPFUL....:-)