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Question-81654




Question Number 81654 by peter frank last updated on 14/Feb/20
Commented by peter frank last updated on 14/Feb/20
we need to prove   a^2 x^2 +b^2 y=a^2 (a^2 −b^2 )
$${we}\:{need}\:{to}\:{prove}\: \\ $$$${a}^{\mathrm{2}} {x}^{\mathrm{2}} +{b}^{\mathrm{2}} {y}={a}^{\mathrm{2}} \left({a}^{\mathrm{2}} −{b}^{\mathrm{2}} \right) \\ $$
Commented by peter frank last updated on 15/Feb/20
yes.in the book diagram not included
$${yes}.{in}\:{the}\:{book}\:{diagram}\:{not}\:{included} \\ $$
Commented by mr W last updated on 15/Feb/20
forget it sir! you also don′t know how the  question is to understand. or can you   show me a diagram: where is S?  pass  the perdendicular lines through the  points D and P? where are the points  D and P?
$${forget}\:{it}\:{sir}!\:{you}\:{also}\:{don}'{t}\:{know}\:{how}\:{the} \\ $$$${question}\:{is}\:{to}\:{understand}.\:{or}\:{can}\:{you}\: \\ $$$${show}\:{me}\:{a}\:{diagram}:\:{where}\:{is}\:{S}?\:\:{pass} \\ $$$${the}\:{perdendicular}\:{lines}\:{through}\:{the} \\ $$$${points}\:{D}\:{and}\:{P}?\:{where}\:{are}\:{the}\:{points} \\ $$$${D}\:{and}\:{P}?\: \\ $$
Commented by peter frank last updated on 15/Feb/20
to be honest the question is not clear  to me that why i need  elp very sorry sir for the  distubunce
$${to}\:{be}\:{honest}\:{the}\:{question}\:{is}\:{not}\:{clear} \\ $$$${to}\:{me}\:{that}\:{why}\:{i}\:{need} \\ $$$${elp}\:{very}\:{sorry}\:{sir}\:{for}\:{the} \\ $$$${distubunce} \\ $$
Commented by peter frank last updated on 15/Feb/20
sorry sir can you repost  your previous diagram  and solution.
$${sorry}\:{sir}\:{can}\:{you}\:{repost} \\ $$$${your}\:{previous}\:{diagram} \\ $$$${and}\:{solution}. \\ $$
Commented by mr W last updated on 15/Feb/20
i have deleted, because it doesn′t fit  the question.
$${i}\:{have}\:{deleted},\:{because}\:{it}\:{doesn}'{t}\:{fit} \\ $$$${the}\:{question}. \\ $$

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