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### High School Mathematics - 25.9 Position Vector of a Point

 Directions: Answer the following.
 Q 1: If P = 2,4,7 and P2 = (-4, -1, 5) then find the magnitude of vector P1P2.6i+5jÖ653i+6j Q 2: If P = 2,4,7 and P2 = (-4, -1, 5) then find vector P1P2.-6i-5j-2k-6i+5j6i+5j+3k Q 3: Find a unit vector parallel to the sum of vectors a = 2i+4j-5k, b = i+2j+3k8i+4j-3k2-i83/7i + 6/7j - 2/7 k Q 4: Find the vector with initial point P(6,-2) and terminal point Q(4,-8).8i+2j-2i+10j6i-9j Q 5: Find the unit vector in the direction of of P(1,2) and Q(4,5).3i-2j2i+5j(i+j)/Ö2 Q 6: Find the condition that the vectors a = ki + 3j and b = 4i+kj, (k not equal to 0) are parallel.k = 0k2 = 12k = 6 Q 7: Find the unit vector in the direction of P(1,2,3) towards Q(4,5,6).6i+5j+2k(i+j+k)/Ö38j-2k Q 8: Find the vector joining the initial point P(-4,2) and terminal point Q(0,-4) 4i-6j4i+6j8i-6j Question 9: This question is available to subscribers only! Question 10: This question is available to subscribers only!

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