Seudónimo Seudónimo
  • 08-01-2015
  • Mathematics
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Please help me, this is quite hard

Please help me this is quite hard class=

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konrad509
konrad509 konrad509
  • 08-01-2015
[tex]d=\sqrt{(x_2-x_1)^2+(y_2-y_1)^2}\\\\ d=\sqrt{(-7-(-1))^2+(6-(-2))^2}\\ d=\sqrt{(-6)^2+(8)^2}\\ d=\sqrt{36+64}\\ d=\sqrt{100}\\ d=10[/tex]
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