Math Problem Statement

crea la resta numerica de este ejercicioEjercicio 1 x^2 - 2x - 15 < 0 Procedimiento: 1. x^2 - 2x - 15 = (x - 5)(x + 3) 2. x = 5 y x = -3 3. (-∞, -3) negativo, (-3, 5) positivo, (5, ∞) negativo 4. -3 < x < 5

Solution

Ask a new question for Free

By Image

Drop file here or Click Here to upload

Math Problem Analysis

Mathematical Concepts

Inequalities
Factoring Quadratics

Formulas

x^2 - 2x - 15 = (x - 5)(x + 3)

Theorems

Sign analysis for polynomial inequalities

Suitable Grade Level

Grades 9-11