Recognize an algebraic expression that represents a function from a table.

Опубликовано: 27 Апрель 2026
на канале: MATEMÁTICA com Jonnys Calvet
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Recognizing algebraic expressions that represent a function from a table.

This is one of the most important topics in mathematics for the ENEM and other university entrance exams.

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Reference Matrix – Mathematics – 3rd year of high school
DESCRIPTOR OF THE BRAZIL TEST
D6 – Identify the location of points on the Cartesian plane. D7 – Interpret geometrically the coefficients of the equation of a line.

D8 – Identify the equation of a line given two points or a point and its slope.
D9 – Relate the determination of the intersection point of two or more lines to the solution of a system of equations with two unknowns.
D18 – Recognize an algebraic expression that represents a function from a table.
D19 – Solve a problem involving a first-degree function.
D20 – Analyze the growth/decrease and zeros of real functions presented in graphs.
D21 – Identify the graph that represents a situation described in a text.
D23 – Recognize the graph of a first-degree polynomial function through its coefficients.
D24 – Recognize the algebraic representation of a first-degree function, given its graph.

Professor Jonnys Calvet
GRADUATION: State University of Maranhão (UEMA). Postgraduate Studies: Brazilian Institute of Capital Markets (IBMEC).