$x^2-16y^2{z}^2$

$($Write an equation for the cross section at $z=-4$ using $x$ and $y.)$

$($Write an equation for the cross section at $z=0$ using $x$ and $y.)$

$($Write an equation for the cross section at $z=4$ using $x$ and $y.)$

$($Write an equation for the cross section at $y=-4$ using $x$ and $z.)$

$($Write an equation for the cross section at $y=0$ using $x$ and z$.)$

$($Write an equation for the cross section at $y=4$ using $x$ and $z.)$

$($Write an equation for the cross section at $x=-4$ using $y$ and $z.)$

$($Write an equation for the cross section at $x=4$ using $y$ and $z.)$

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