Q1 of 25 Page 10

If represent the sides of a triangle taken in order, then find the value of .

Let


1


We know,






Hence, the value of is 0


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2

Find a unit vector in the direction of .

 3

For what value of ‘x’ are the vectors and perpendicular to each other.

4

Write the projection of vector on the vector .

 5

Write the value of .