Question

p+q-r from -p-q-r subtract by column method​

Answer 1

Solution :

(a) Triangle law of vectors is used for addition and subtraction of two vectors and also in Lami, s therorem. <br> (b) Parallelogram law of vectors is used for addition and sucbtraction of two vectors. <br> (c) Polygon law of vectors is used for addiation of more than two vectors. <br> (d) Component method can be used for addition or subtraction of two or more vectros.