Math Problem Statement
35 puntos) Si 𝐴(−2, −3) y 𝐵(4, 1), halle la ecuación de la recta que corta al eje 𝑥 en −3 y pasa por el punto 𝑃(𝑥, 𝑦) que divide al segmento 𝐴𝐵̅̅̅̅ en la razón 𝑟 = 2/5. Debe hacer una gráfica en hoja cuadriculada con lápiz y regla
Solution
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Math Problem Analysis
Mathematical Concepts
Coordinate Geometry
Line Equations
Ratios
Slope
Formulas
Point division formula: P(x, y) = ((mx_B + nx_A) / (m + n), (my_B + ny_A) / (m + n))
Slope formula: m = (y2 - y1) / (x2 - x1)
Point-slope form of a line: y - y1 = m(x - x1)
Theorems
The concept of section formula (dividing a line segment in a given ratio)
Slope-intercept theorem for lines
Suitable Grade Level
Grades 9-11
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