I need help with a math problem

label Mathematics
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Dec 3rd, 2015

Thank you for the opportunity to help you with your question!

A(-2; 5), B(2; -4):

d = √(xb - xa)2 + (yb - ya)2 =

= √(2 - (-2))2 + (-4 - 5)2 =

= √42 + (-9)2 = √16 + 81 =√97=9,8

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Dec 3rd, 2015

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