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Function Domain & Range Calculator

Determines the domain and range of rational, radical, and logarithmic functions from their coefficients. Use it when analysing function behaviour or preparing graphs in algebra and precalculus.

Denominator Coefficient c

Denominator Constant d

Fill in the required fields to see your result.

Algebra

Function Composition Calculator

Evaluate the composite function (f∘g)(x) = f(g(x)) for linear, quadratic, exponential, or logarithmic f and linear g at any x value. Use it to check composition homework or explore how nested functions behave.

Function f(x) Type

f(x) Coefficient a

f(x) Coefficient b

g(x) Coefficient a

g(x) Coefficient b

Evaluation Point x

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Key differences

	Function Domain & Range Calculator	Function Composition Calculator
Category	Algebra	Algebra
Inputs required	2	6
Result	Domain Restriction (x ≠)	(f∘g)(x) Value
What it does	Determines the domain and range of rational, radical, and logarithmic functions from their coefficients. Use it when analysing function behaviour or preparing graphs in algebra and precalculus.	Evaluate the composite function (f∘g)(x) = f(g(x)) for linear, quadratic, exponential, or logarithmic f and linear g at any x value. Use it to check composition homework or explore how nested functions behave.