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x=1, y=2
x=-2/5, y=-11/5

The Greeks were the first to think of atoms, Democritus defined an atom as the smallest indivisible piece of matter using the idea that if you continue to cut a material in half, you must eventually reach...

Aggregate demand is the sum of consumption, investment, government spending and net exports.Consumption can change for various reasons such as changes in income, taxes, expectations about future income, a...

First the chromosomes condense and the centrioles form and spindles project from them. This is the prophase. The nuclear membrane breaks down and the spindle attaches to the chromosome. Then the chromosom...