Reducir :(x + 5)² - (x - 4)² - 9?
Reducir : (x + 5)² - (x - 4)² - 9.
Reducir : (x + 5)² - (x - 4)² - 9.
Pregunta de Matemáticas · 1 respuesta · 2 votos · mejor respuesta de Meny2006
En resumen
(x + 5)² - (x - 4)² - 9 <img src="https://tex.z-dn.net/?f=%20x%5E%7B2%7D%20%2B10x%2B25%20-%20%20x%5E%7B2%7D%20-8x%2B16%0A" /> <img src="https://tex.z-dn.net/?f=2x%2B41-9" /><img src="https://tex.z-dn.net/?f=2x%2B32" />.
(x + 5)² - (x - 4)² - 9
<img src="https://tex.z-dn.net/?f=%20x%5E%7B2%7D%20%2B10x%2B25%20-%20%20x%5E%7B2%7D%20-8x%2B16%0A" />
<img src="https://tex.z-dn.net/?f=2x%2B41-9" /><img src="https://tex.z-dn.net/?f=2x%2B32" />.
(x + 5)² - (x - 4)² - 9 <img src="https://tex.z-dn.net/?f=%20x%5E%7B2%7D%20%2B10x%2B25%20-%20%20x%5E%7B2%7D%20-8x%2B16%0A" /> <img src="https://tex.z-dn.net/?f=2x%2B41-9" /><img src="https://tex.z-dn.