Calcular : operar y simplificar 4 - 4(x - 1)(x + 2) + 4x?
Calcular : operar y simplificar 4 - 4(x - 1)(x + 2) + 4x.
Calcular : operar y simplificar 4 - 4(x - 1)(x + 2) + 4x.
En resumen
4 - 4(x - 1)(x + 2) + 4x 4 - 4(<img src="https://tex.z-dn.net/?f=%20x%5E%7B2%7D%20%2BX-2" />) + 4X 4 - 4<img src="https://tex.z-dn.net/?f=%20x%5E%7B2%7D%20" /> - 4x + 8 + 4x 4 - <img src="https://tex.z-dn.net/?f=%204x%5E%7B2%7D%20" /> + 8 <img src="https://tex.z-dn.net/?
4 - 4(x - 1)(x + 2) + 4x
4 - 4(<img src="https://tex.z-dn.net/?f=%20x%5E%7B2%7D%20%2BX-2" />) + 4X
4 - 4<img src="https://tex.z-dn.net/?f=%20x%5E%7B2%7D%20" /> - 4x + 8 + 4x
4 - <img src="https://tex.z-dn.net/?f=%204x%5E%7B2%7D%20" /> + 8
<img src="https://tex.z-dn.net/?f=-%204%5E%7B2%7D%20%2B12" />.
4 - [4x + 4][x + 2] + 4x =
4 - [4x ^ 2 + 8x + 4x ^ 2 + 8] + 4x =
4 - [8x ^ 2 + 8x + 8] + 4x =
4 - 8x ^ 2 - 8x - 8 + 4x =
8x ^ 2 - 4x - 4.
Reducir : P = (m + n)2 – (m - n) 2 + (m - 2n) - m2 - 4n2 Reducir y Factorizar : L = 2X2 - 3X - 2 X - 2.
Es verdadero ya que al dividir 2x / x = 2 + 1 - 3 = 0 y x - 1 / x + 1 = 0 suerte xD.