What can be inferred about the substitute in the passage?

Find the center and the radius of the circle with the equation: x^-2x+y^2+4y+1=0

What type of literary device is demonstrated in this passage from the monkeys paw father and son

At last it was settled by lot that zeus should reign supreme in heaven, whilst aides governed the lower world, and poseidon had full command over the sea, but the supremacy of zeus was recognized in all three kingdoms, in heaven, on earth (in which of course the sea was included), and under the earth. zeus held his court on the top of mount olympus, whose summit was beyond the clouds; the dominions of aides were the gloomy unknown regions below the earth; and poseidon reigned over the sea. what element of a myth does this excerpt contain? an example of an historical event a lesson about human behavior an explanation of an event in nature a story about gods or goddesses