Vectors questions | form four Basic Mathematics

(1897) Question Category: Mathematical Calculation

The position vectors of A, B and C are 4i-3j, i+3j and -5i+j respectively . Find the vectors ar{AB}, ar{BC} and ar{AC} , hence verify that ar{AB}+ar{BC}=ar{AC}.

Answer / Solution

UNSOLVED

(1898) Question Category: Mathematical Calculation

Given ar{LM}=-3i+4j , ar{MN}=-15i+pj  find the value of p such that left | ar{MN} 
ight |=3left | ar{LM} 
ight |.

Answer / Solution

UNSOLVED

(1899) Question Category: Mathematical Calculation

If ar{A} and ar{B} are two vectors such that ar{A}=2i+5j and ar{B}=-4i+j, find the position vector ar{OM} where M is the midpoint of ar{AB}.

Answer / Solution

UNSOLVED

(1900) Question Category: Mathematical Calculation

If a = i + 2j, b = i+2j and c = 5i+14j.
Find the values of scalars p and q such that pa + 2qb = c.

Answer / Solution

UNSOLVED

(1901) Question Category: Mathematical Calculation

If U = 3i -j, V = -2i + 3j and W = -2i, find the value of left | ar{U}+ar{V}-ar{W} 
ight |

Answer / Solution

UNSOLVED


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