Let v be the vector from initial point P1 to terminal point P2. Write v in terms of i and j. P1= (-1,2), P2= (-9,-5)
v = P2 - P1 = < (-9) - (-1), (-5) - (2) > = < -8, -7 > = -8i - 7j
Let v be the vector from initial point P1 to terminal point P2.
Write v in terms of i and j. P1= (-1,2), P2= (-9,-5)
→v=→P2−→P1→v=(−9−5)−(−12)→v=(−9−(−1)−5−2)→v=(−9+1−5−2)→v=(−8−7)→v=−8⋅i−7⋅j