This table shows the input and output values for an exponential function f(x) . what is the ratio of outputs for any two inputs that are one value apart?

How do i simply this expression (quadratic formula basis) on a ti-84 or normal calculator?

Match the scale and the actual area to the area of the corresponding scale drawing. scale: 1 inch to 4 feet actual area: 128 square feet scale: 1 inch to 7 feet actual area: 147 square feet scale: 1 inch to 8 feet actual area: 256 square feet scale: 1 inch to 5 feet actual area: 225 square feet area of scale drawing scale and actual area scale drawing area: 3 square inches arrowright scale drawing area: 8 square inches arrowright scale drawing area: 4 square inches arrowright scale drawing area: 9 square inches arrowright

Factor the polynomial expression x6 – x3 – 20