Calculus
dy=−2x(8−x)2dxdy=-\frac{2x}{\left(8-x\right)^2}dx
dy=2x(8−x)2dxdy=\frac{2x}{\left(8-x\right)^2}dx
dy=16(8−x)2dxdy=\frac{16}{\left(8-x\right)^2}dx
dy=−16(8−x)2dxdy=-\frac{16}{\left(8-x\right)^2}dx