wilsongymnastp680jg
wilsongymnastp680jg
16-04-2018
Mathematics
contestada
How do I solve this?
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goodboy1234
goodboy1234
16-04-2018
The product of the two segments from the two chords are equal.
4(4+5)=(x-2)(x-2+x+4) or 36=(x-2)(2x+2) or x^2-x-20=0 or (x-5)(x+4)=0
So x=5.
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