Let $f(x)=42x^2-x^4$

The y$-$intercept of the graph of $f$ is $(1,).$

The graph of $f$ is symmetric with respect to $--$ Select$--.$

Relative minimum value$($s$)$ of $f$ : $($x$-$values in increasing order$)$

$f(,),=1$

$f(,),=$

Relative maximum value$($s$)$ of $f$ : $(x-$values in increasing order$)$

$f$ is decreasing on the following interval$($s$)$:

None of the Above

The graph of $f$ is concave upward on the following interval$($s$)$:

None of the Above

The graph of $f$ has the following inflection point$($s$)$: $(x-$values in increasing order$)$

$c=$

$d=$

$g=$

$h=$

The graph of $f$ has

The vertical asymptotes $$

$1$ vertical asymptote

$2$ vertical asymptotes

$0$ horizontal asymptotes

$1$ horizontal asymptote

$2$ horizontal asymptotes