Identify the independent and dependent variables.

The equation $A=25w$ represents the area $A$ (in square feet) of a rectangular dance floor with a width of $w$ feet.

The independent variable is
.

The dependent variable is
.

The edge of a cube was found to be 30 cm with a possible error in measurement of 0.4 cm. use differentials to estimate the maximum possible error, relative error, and percentage error in computing the volume of the cube and the surface area of the cube. (round your answers to four decimal places.) (a) the volume of the cube maximum possible error cm3 relative error percentage error % (b) the surface area of the cube maximum possible error cm2 relative error percentage error %

Select all of the following expressions that are equal to 2.5.

The height of a plant, in inches, p years after planting it is given by the polynomial function r(p) = -2p% + 270p. find the height of the plant when p = 90 years.