Locate and classify any critical points. (Round your numerical answers to three decimal places. Order your answers from smallest to largest w.)

h(w, z) = 0.5w² + 1.9z³ 4.7wz

1.) (w, z, h(w, z)) = (blank) - this is a saddle

2.) (w, z, h(w, z)) = (blank) - this is a relative minimum

Please fill in the blanks and state answers clearly!