The volume of the solid formed when the region bounded by the curve $\displaystyle y = e^x - k$ , the x-axis and the line $\displaystyle x=ln3$ is rotated about the x-axis is $\displaystyle pi*ln3$ units cubed. Find k.
The volume of the solid formed when the region bounded by the curve $\displaystyle y = e^x - k$ , the x-axis and the line $\displaystyle x=ln3$ is rotated about the x-axis is $\displaystyle pi*ln3$ units cubed. Find k.