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High School Mathematics - 2
5.9 Position Vector of a Point





Directions: Answer the following.

Name: ___________________

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High School Mathematics - 2
5.9 Position Vector of a Point

Q 1: If P = 2,4,7 and P2 = (-4, -1, 5) then find vector P1P2.
-6i-5j-2k
-6i+5j
6i+5j+3k

Q 2: Find the vector in the direction of the vector -i+2j+2k that has magnitude 7.
-3i+2j
i-j+k
7(-i+2j+2k)/3

Q 3: Find a unit vector in the direction from P(3,2) towards Q(5,6).
2i+3
4i+5
i/5 + 2j/5

Q 4: Find the condition that the vectors a = ki + 3j and b = 4i+kj, (k not equal to 0) are parallel.
k2 = 12
k = 6
k = 0

Q 5: Find the vector joining the initial point P(-4,2) and terminal point Q(0,-4)
8i-6j
4i-6j
4i+6j

Q 6: Find a unit vector parallel to the sum of vectors a = 2i+4j-5k, b = i+2j+3k
3/7i + 6/7j - 2/7 k
8i+4j-3k
2-i8

Q 7: Find the unit vector in the direction of of P(1,2) and Q(4,5).
3i-2j
(i+j)/2
2i+5j

Q 8: Find the unit vector in the direction of P(1,2,3) towards Q(4,5,6).
(i+j+k)/3
6i+5j+2k
8j-2k

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Question 10: This question is available to subscribers only!


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