Mathematics for IGCSE & O level - Vectors (Section 3 - No. 44)
In the formula a + b = c, how is the vector c obtained geometrically?
By placing vector b head-to-tail to a
By subtracting the magnitude of vector a from b
By multiplying the components of vector a with b
By placing vector b tail-to-tail to a
説明
Head-to-tail is the method.