How do you find the volume of a sphere? what is the exact formula for finding the volume of a sphere. also explain why so much

Ac contractor is building a new subdivision outside of the city. he has started work on the first street and is planning on the other streets to run in a direction parallel to the first. the second street will pass through (-2,4) find the equation of the location of the second street in standard form. a.2x+y=2 b. x-y=2 c.2x+y=2 d.x+y=2

Which describes the difference between the graph of f(x)=x^2 and g(x)=-(x^2-2)

Which of the following graphs could represent a cubic function?