At what points does the curve r(t) = ti + (3t - t) k intersect the paraboloid z = x + y?(smaller t-value)(x, y, z)

At what points does the curve r(t) = ti + (3t - t²) k intersect the paraboloid z = x² + y²?(smaller t-value)(x, y, z) = (larger t-value)(x, y, z) =