If the line `x cosalpha + y sin alpha = P` touches the curve `4x^3=27ay^2`, then `P/a=`

If the line x cos alpha+y sin alpha=P touches the curve 4x^(3)=27ay^(2), then (P)/(a)=

If the straight line x cos alpha + y sin alpha = p touches the curve (x^(2))/(a^(2)) + (y^(2))/(b^(2)) = 1 , then prove that a^(2) cos^(2) alpha + b^(2) sin^(2) alpha = p^(2) .

If the straight line xcosalpha+ysinalpha=p touches the curve x y=a^2, then prove that p^2=4a^2cosalphasinalphadot

If the straight line xcosalpha+ysinalpha=p touches the curve x y=a^2, then prove that p^2=4a^2cosalphasinalphadot

If the straight line x cos alpha + y sin alpha = p touches the curve (x^(2))/(a^(2))+(y^(2))/(b^(2))=1 then prove that a^(2)cos^(2)alpha+b^(2)sin^(2)alpha= p^(2) .

If the line x cos alpha+y sin alpha= p touches the curve x^my^n= a^(m+n) prove that p^(m+n).m^m.n^n= a^(m+n)(m+n)^(m+n).cos^m alpha. Sin^n alpha .

If line x cos alpha + y sin alpha = p " touches circle " x^(2) + y^(2) =2ax then p =

If the straigjht line x cos alpha+ y sin alpha=p touches the curve x^(m)y^(n)=a^(m+n) , prove that. p^(m+n)""m^(m)n^(n)=(m+n)^(m+n)a^(m+n)sin^(n) alpha cos^(m) alpha