Math Problem Statement
De las siguientes afirmaciones solo seleccione la que sea FALSA. Pregunta 1Seleccione una: a. Si f(x)=9x+89x+7 entonces f(x) es invertible y f−1(x)=8−7x9x−9 b. 7x+8y+6=0 es una recta perpendicular a la recta 7y−8x+10=0 c. El dominio de la función f(x)=9x2+98x−5√ es (−1.67,+∞) . d. La solución general de la desigualdad |6x−6|<5 es (0.43,1.86)
Solution
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Math Problem Analysis
Mathematical Concepts
Algebra
Functions and Inverses
Linear Equations
Inequalities
Quadratic Functions
Formulas
Inverse function formula: f^(-1)(x) = (ax + b)/(cx + d)
Slope formula for perpendicular lines: m1 * m2 = -1
Absolute value inequality: |ax + b| < c
Theorems
Perpendicular Line Theorem
Quadratic Inequality Solutions
Suitable Grade Level
Grade 10-12
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