If the distance between two points(x, 7) and (1, 15) is 10, find the v – InterviewSolution

1.

If the distance between two points(x, 7) and (1, 15) is 10, find the valueot x.

Answer»

Using the distance formula10=√(x-1)^2+(15-7)^210=√(x-1)^2+64100=(x-1)^2+64(x-1)^2=36→(x-1)=±6

so x=7 or -5

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