If PA,QB and RC are each perpendicular to AC . If AP=x,QB=z RC=y AB=a BC=b then prove that 1/x +1/y

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Sir ye question konse year me aaya hai??

adarshviiig
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thank you sir 😃 so much i get it what does the question mean and such type of question can also come again thank you so much

musicislife
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Sir aap ne wrong kiya ha
Guys a+b vala sabh galat ha

TanujaPatil-rs