Question

find the distance between the points a(7 -4) b(-5 1)

Answer 1

$\sqrt{ x_{2} - x_{1} } + y_{2} - y_{1} \\ = \sqrt{ {( - 5} + 7)} + \sqrt{ {(1 + 4)}^{2} } \\ = \sqrt{ {(2 + 5)}^{2} } \\ = = = 7$

Answer 2

Step-by-step explanation:

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