What’s the significance of demand in economics?

What did kublai khan learn from the chinese advisers he consulted?

The graph of the cube root parent function y = vx istranslated to form f(x) shown on the graph.

7. how did the early egyptians use the flooding of the nile river to their advantage? they diverted the water to flood their enemy's lands and destroy their crops. they created an easier way to travel to the mediterranean sea and the indian ocean. they established a new water-based athletic event for the ancient olympics in greece. they devised an innovative irrigation system, which created a surplus of food.