Question

Encontre a reta tangente a $( \frac{4x^{2} -2x^{2} } {x^{2} }) ^{2}$curva no ponto P=(1,4)

Answer 1

$f(x)=(\frac{4x^2-2x^2}{x^2})^2=(4-2)^2=2^2=4$

$f'(x)=0$

$y=4$