SOLUTION: Find the value of k so that the given points are sqrt 82 units apart. (-5, -7), (k,2)
Please show work
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Question 785674: Find the value of k so that the given points are sqrt 82 units apart. (-5, -7), (k,2)
Please show work
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Find the value of k so that the given
points are sqrt 82 units apart. (-5, -7), (k,2)
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(k+5)^2 + (2+7)^2 = 82
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k^2 + 10k + 25 + 81 = 82
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k^2 + 10k + 25 = 1
(k+5)^2 = 1
k+5 = 1 or k+5 = -1
k = -4 or k = -6
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Cheers,
Stan H.
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