What is volume of a sphere with radius of 9 inches. need to know the steps also.

Find the zero function by factoring (try to show work) h(x)=-x^2-6x-9

Four individuals pool money together to start a new business and agree to split the profits equally. n invests $6,000, x invests $2,000, y invests $8,000 and z invests $4,000. if the profits for the first month were $100,000, y receives than if the profits were divided in proportion to how much they invested.

15 and 14.7 are 1 apart, so 15 – 14.7 must be 1.