Can we subtract the vector from zeero vector?

The vector of Dengue is

What are vectors?

When can the resultant vector be zero?

Can the magnitude of the resultant vector of te two given vectors is less than the magnitude of any of the given vectors?

Define vectors.

What is subtraction of a vector?

Can we divide a vector by vector?

State whethe true or false We can add/subtract the same number from both sides of the equation.

For some non zero vector vecv , if the sum of vecv and the vector obtained from vecv by rotating it by an angle 2alpha equals to the vector obtained from vecv by rotating it by alpha then the value of alpha , is