Identify the vector-valued functions from the list below.
$\square$ $g(x, y) = (x^7 \cdot y^{-10}, 6x - 1)$
$\square$ $h(t) = (\cos(6t), \sin(6t), t^{-2}, t^9)$
$\square$ $f(x, y, z) = e^{-10x} \cdot e^z \sin(7y)$
$\square$ $k(q, r, s) = \ln(9qr) - \sqrt{6 - s^7}$
$\boxed{>} b(y) = y^{-2} - 9e^y$