Find all real values of $x$ satisfying both inequalities. \( x^2-x-6\le0 \quad\text{and}\quad x^2-

Question

Find all real values of $x$ satisfying both inequalities. $ x^2-x-6\le0 \quad\text{and}\quad x^2-4>0. $ $ x^2-5x+6\le0 \quad\text{and}\quad x^2-4x+3\ge0. $ $ x^2-2x-8<0 \quad\text{and}\quad 2x^2-5x+2\ge0. $

Accepted Answer

(a) $2<x\le3$ (b) $x=3$ (c) $-2<x\le\frac12$ or $2\le x<4$

Quadratic Functions, Equations and Inequalities

Quadratic Functions, Equations and Inequalities

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