Question

(ii) (-5,7), (-1,3)

$(x2 - x1) {}^{2} + (y2 - y1) \\ ( - 1 - 5) { }^{2} + (3 - 7) \\ ( - 6) {}^{2} + (4) {}^{2} \\ ( - 12) + (8) \\ \sqrt{ -4 = \: } \: \: \: \sqrt{ - 2}$
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Answer 1

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