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frozen [14]
3 years ago
15

Ab= 14 Co=8 OD=3 Find ob

Mathematics
1 answer:
Musya8 [376]3 years ago
3 0

OB be x

\\ \sf\longmapsto AO\times OB=CO\times OD

\\ \sf\longmapsto (14-x)x=8(3)

\\ \sf\longmapsto 14x-x^2=24

\\ \sf\longmapsto x^2-14x+24=0

\\ \sf\longmapsto x^2-12x-2x+24=0

\\ \sf\longmapsto x(x-12)-2(x-12)=0

\\ \sf\longmapsto (x-2)(x-12)=0

\\ \sf\longmapsto x=2\:or\:x=12

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