Radical Equations and Extraneous Roots Answers

When b > 1, as x grows in the negative direction, y . When 0 < b < 1, as x grows in the negative direction, y .

If k is instead negative, the graph shifts

When b > 1, as x grows in the negative direction, y . When 0 < b < 1, as x grows in the negative direction, y .

Which function represents a horizontal compression of an exponential function?