GwenI452922
GwenI452922
29-10-2022
Mathematics
contestada
If A(2,3) and B (-1,-1), find AB
Respuesta :
BrylynA493823
BrylynA493823
29-10-2022
[tex]\begin{gathered} vectorAB=B-A \\ \text{vector AB=-3i-4j} \\ \left|AB\right|=\sqrt{3^2+4^2} \\ \text{ =5} \end{gathered}[/tex]
So the answer is 5.
To find the magnitude, the formula is
[tex]\sqrt{x^2+y^2+z^2}[/tex]
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