Concepts

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Subject
Mathematics
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Homework
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Function.
In math, a function is a relationship between a set of elements typically called X (or domain) and another
set of elements Y (codomain or f(x)) so that each element X of the domain corresponds to a single element
Y of the codomain.
Right triangle.
A right triangle is a triangle with one interior angle of 90°.
Tangent and inverse tangent.
The tangent of an angle is defined as the ratio of the length of the
opposite side to the length of the adjacent side.
tan
(
𝐴
)
=
𝑎
𝑏
The inverse tangent is the inverse function of the tangent function.

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Function. In math, a function is a relationship between a set of elements typically called X (or domain) and another set of elements Y (codomain or f(x)) so that each element X of the domain corresponds to a single element Y of the codomain. Right triangle. A right triangle is a triangle with one in ...
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