Q 1 : If P = 2,4,7 and P_{2} = (-4, -1, 5) then find vector P_{1} P_{2} . -6i+5j -6i-5j-2k 6i+5j+3k
Q 2 : Find a unit vector parallel to the sum of vectors a = 2i+4j-5k, b = i+2j+3k 2-i8 3/7i + 6/7j - 2/7 k 8i+4j-3k
Q 3 : Find the unit vector in the direction of P(1,2,3) towards Q(4,5,6). 6i+5j+2k 8j-2k (i+j+k)/Ö 3
Q 4 : Find the unit vector in the direction of of P(1,2) and Q(4,5). 3i-2j (i+j)/Ö 2 2i+5j
Q 5 : Find the vector with initial point P(6,-2) and terminal point Q(4,-8). 8i+2j -2i+10j 6i-9j
Q 6 : Find the condition that the vectors a = ki + 3j and b = 4i+kj, (k not equal to 0) are parallel. k^{2} = 12 k = 6 k = 0
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