www.basic-mathematics.com/exponential-function.html

Exponential function. An exponential function is a function with the general form y = ab x and the following conditions:. x is a real number; a is a constant and a is not equal to zero (a ≠ 0)

www.thoughtco.com/exponential-functions-2312311

Exponential functions tell the stories of explosive change. The two types of exponential functions are exponential growth and exponential decay.Four variables - percent change, time, the amount at the beginning of the time period, and the amount at the end of the time period - play roles in exponential functions.

www.sparknotes.com/math/algebra2/exponentialfunctions/section3

An exponential function is a function that contains a variable exponent. For example, f (x) = 2 x and g(x) = 5ƒ3 x are exponential functions. We can graph exponential functions. Here is the graph of f (x) = 2 x: Figure %: f (x) = 2 x The graph has a horizontal asymptote at y = 0, because 2 x > 0 for all x.

www.easy-math.net/exponential-function

An exponential function is a function of the form: where is the base and is the exponent (see exponentiation ). Usually when we talk of exponential functions, we mean the natural exponential function with the base .

www.mathplanet.com/education/algebra-2/exponential-and-logarithmic-functions/...

As with any function whatsoever, an exponential function may be correspondingly represented on a graph. We will begin with two functions as examples - one where the base is greater than 1 and the other where the base is smaller than is smaller than 1. In this function the base is 2. The function is inclining. In this function the base is 0.1 ...

www.intmath.com/exponential-logarithmic-functions/1-definitions-exp-log-fns.php

1. Definitions: Exponential and Logarithmic Functions. by M. Bourne. Exponential Functions. Exponential functions have the form: `f(x) = b^x` where b is the base and x is the exponent (or power).. If b is greater than `1`, the function continuously increases in value as x increases. A special property of exponential functions is that the slope of the function also continuously increases as x ...

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Exponential Function. The mathematical constant, e, is the constant value (approx. equal to 2.71828182845904), for which the derivative of the function e x is equal to e. The Exponential Function (written exp(x)) is therefore the function e x. The Exponential Function is shown in the chart below:

en.wikipedia.org/wiki/Characterizations_of_the_exponential_function

Characterizations. The six most common definitions of the exponential function exp(x) = e x for real x are: . 1. Define e x by the limit = → ∞ (+). 2. Define e x as the value of the infinite series = ∑ = ∞! = + +! +! +! + ⋯ (Here n! denotes the factorial of n.One proof that e is irrational uses this representation.) 3. Define e x to be the unique number y > 0 such that ∫ =. ...

www.thoughtco.com/exponential-decay-definition-2312215

Exponential decay is different from linear decay in that the decay factor relies on a percentage of the original amount, which means the actual number the original amount might be reduced by will change over time whereas a linear function decreases the original number by the same amount every time.

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Remember that since the logarithmic function is the inverse of the exponential function, the domain of logarithmic function is the range of exponential function, and vice versa. In general, the function y = log b x where b , x > 0 and b ≠ 1 is a continuous and one-to-one function.