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The distance between the points (6, b0 and (2, -4) is 4 to the sqaure root of five. find the value of b

The distance between the points (6, b0 and (2, -4) is 4 to the sqaure root of five. find the value of b
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3 votes
The distance between the points (6, b0 and (2, -4) is 4 to the sqaure root of five. find the value of b

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User Abel Masila
by
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1 Answer

3 votes
√(6-2)² + (b+4)² = 4√5

√16+b²+8b+16 =√80

b²+8b+32=80

b² + 8b - 48 = 0

(b+12)(b-4)=0

b can be-12 or 4
answered
User Chrismear
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7.4k points
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