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The tangent at a point P on the curve x^4 y^5 = a^9 meet the x and y axes in A and B respectively Then AP:PB=?
 one year ago
 one year ago
The tangent at a point P on the curve x^4 y^5 = a^9 meet the x and y axes in A and B respectively Then AP:PB=?
 one year ago
 one year ago

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@shubhamsrg dy/dx = 4y/5x
 one year ago

shubhamsrgBest ResponseYou've already chosen the best response.1
let it cut the axes at (a,0) and (0,b) then b/a = 4y/5x dw:1359220445427:dw Let the ratio be k:1 then x = a/(k+1) and y = bk/(k+1) => x/y = a/bk => k= ay/bx we know ay/bx =5/4 hence k = 5/4
 one year ago
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