A curve is represented parametrically by the equation x=f(t)=a^{\ln (b^{t})} and y=g(t)=b^{-\ln (a^{t})}, a, b>0 and a \neq 1, b \neq 1 where t \in R the value of {d^{2} y}/{d x^{2}} at the point where f(t)=g(t) is

JEE Advanced 2020 Full Test 2 Paper 1

Question : 40 of 54

Marks: +1, -0

A curve is represented parametrically by the equation x=f(t)=aln(bt) and y=g(t)=b−ln(at), a,b>0 and a≠1,b≠1 where t∈R the value of ‌

d2y

dx2

at the point where f(t)=g(t) is

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