-4x^2-4xy+6y^2 hope this helps
Answer:
Strong winds produce waves in the ocean. This is an example of interaction between the ocean and the atmosphere.
Answer:
Many new dinosaurs emerged—in great numbers. Among them were stegosaurs, brachiosaurs, allosaurs, and many others.
Explanation:
Earthquakes are caused when plates shift. Hope that helps!
Introduce a universal social pension, or ensure workers can organize and are listened to by policy-makers