Y t a e kt. B is the base rate or growth factor and it is a constant and it is greater than 1. Really clear math lessons pre-algebra algebra precalculus cool math games online graphing calculators geometry art fractals polyhedra parents and teachers areas too.
Where a value increases in proportion to its current value.
Exponential functions tell the stories of explosive change. Where y t value at time t. A is the starting amount when x 0. So the Exponential Function can be reversed by the Logarithmic Function.