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ICSE Class 10 Answered

solve the sum
Asked by lovemaan5500 | 24 Dec, 2017, 03:45: PM
answered-by-expert Expert Answer
begin mathsize 16px style From space straight P comma space AP space is space the space tangent space and space PMN space is space the space secant space for space first space circe. rightwards double arrow AP squared equals PM cross times PN space space space space space space.... left parenthesis straight i right parenthesis Again comma space from space straight P comma space PB space is space the space tangent space and space PMN space is space the space secant space for space second space circle. rightwards double arrow PB squared equals PM cross times PN space space space.... left parenthesis ii right parenthesis From space left parenthesis straight i right parenthesis space and space left parenthesis ii right parenthesis comma AP squared equals PB squared rightwards double arrow AP equals PB Thus comma space straight P space is space the space mid minus point space of space AB. end style
Answered by Rashmi Khot | 25 Dec, 2017, 07:43: PM

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ICSE 10 - Maths
Can anyone explain me Direct and Coverse tangents along with suitable examples
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