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Question-158803

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Question Number 158803 by ajfour last updated on 09/Nov/21
Commented by ajfour last updated on 09/Nov/21
Q.158749 again
Q.158749again
Answered by ajfour last updated on 09/Nov/21
Commented by ajfour last updated on 09/Nov/21
Let (a/(sin θ))=p condider T(−h,k) on it. (k/(p+a−h))=tan θ=m (a−h)^2 +(p+a−h)^2 m^2 =(r−a)^2 (b+h)^2 +(p+a−h)^2 m^2 =(r−b)^2 subtracting (a−b−2h)(a+b) =(2r−a−b)(b−a) 2r=a+b+(((a+b)/(a−b))){2h−(a−b)} ((d(2r))/dh)=2(((a+b)/(a−b))) [constant>0] but limits of h is difficult to guess. ......
Letasinθ=pcondiderT(−h,k)onit.kp+a−h=tanθ=m(a−h)2+(p+a−h)2m2=(r−a)2(b+h)2+(p+a−h)2m2=(r−b)2subtracting(a−b−2h)(a+b)=(2r−a−b)(b−a)2r=a+b+(a+ba−b){2h−(a−b)}d(2r)dh=2(a+ba−b)[constant>0]butlimitsofhisdifficulttoguess.……

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