The volume V of a right circular cone of radius r and height h is given by V = Tr²h. Find a formula for the instantaneous rate of change of V with respect to r if r changes and h remains constant. Find a formula for the instantaneous rate of change of V with respect to h if h changes and r remains constant.

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Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.