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INSTRUCTIONS: ENTER numbers into Cells B3, C3, D3, and E3 ONLY. This Excel program will graph one logarithmic function in the window size shown. The yellow graph is to be used as a reference.

SHAPE: Enter an a-value in B3 to change the shape of f(x). When a-value is close to zero, the graph is close to horizontal.

HORIZONTAL SHIFT: Enter the h-value in D3 to slide the graph of f(x) to the left or to the right.

VERTICAL SHIFT: Enter the k-value in E3 to move the graph of f(x) up or down.