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Please help Find X : x =
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Find X :



x =

Please help Find X : x =-example-1
User Adam Varhegyi
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1 Answer

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Using the tangent-secant theorem,


15^2=9(x+9) \\ \\ 225=9(x+9) \\ \\ 25=x+9 \\ \\ x=\boxed{16}

User Azheglov
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