Math, asked by killer789123, 8 months ago

find k is distance between A(k,-8) and B(-7,-3) is 13​

Answers

Answered by sathyamargerate0410
0

Answer:

k is 5 or -19

Step-by-step explanation:

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Attachments:
Answered by byritesh7483
3

Answer:

value of k is 5 or -19

Step-by-step explanation:

y1=-8

y2-3

x1=k

x2=-7

distance=√(y2-y1)^2+(x2-x1)^2

13=√(-3+8)^2+(-7-k)^2

169=25+k^2+49+14k

144=k^2+49+14k

95=k^2+14k

k^2+14k-95=0

k^2+19k-5k-95=0

k(k+19)-5(k+19)=0

(k+19)(k-5)=0

k=5 or -19

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