Calcula el cubo de un binomio en cada casoA?
Calcula el cubo de un binomio en cada caso A. (a + 2) ^ 3 B. (a - 4) ^ 3 C. (m - 2 / 7) ^ 3 D. (m + 5 / 4) ^ 3 E. (2 / 3 + x) ^ 3 F. (n - 2 / 7) ^ 3.
En resumen
Recuerda que un binomio al cubo se desarrolla de la siguiente manera : <img src="https://tex.z-dn.net/?f=%28a%2Bb%29%5E%7B3%7D%3Da%5E%7B3%7D%2B3a%5E%7B2%7Db%2B3ab%5E%7B2%7D%2Bb%5E%7B3%7D" /> <img src="https://tex.z-dn.net/?
Mejor respuesta
Recuerda que un binomio al cubo se desarrolla de la siguiente manera :
<img src="https://tex.z-dn.net/?f=%28a%2Bb%29%5E%7B3%7D%3Da%5E%7B3%7D%2B3a%5E%7B2%7Db%2B3ab%5E%7B2%7D%2Bb%5E%7B3%7D" />
<img src="https://tex.z-dn.net/?f=%28a-b%29%5E%7B3%7D%3Da%5E%7B3%7D-3a%5E%7B2%7Db%2B3ab%5E%7B2%7D-b%5E%7B3%7D" />
recordando lo anterior podemos proceder a resolver tus problemas.
A)<img src="https://tex.z-dn.net/?f=%28a%2B2%29%5E%7B3%7D%3Da%5E%7B3%7D%2B6a%5E%7B2%7D%2B12a%2B8" />
B)<img src="https://tex.z-dn.net/?f=%28a-4%29%5E%7B3%7D%3Da%5E%7B3%7D-12a%5E%7B2%7D%2B48a-64" />
C)<img src="https://tex.z-dn.net/?f=%28m-%20%5Cfrac%7B2%7D%7B3%7D%29%5E%7B3%7D%3Dm%5E%7B3%7D-2m%5E%7B2%7D%20%2B%20%5Cfrac%7B4%7D%7B3%7D%20m-%20%5Cfrac%7B8%7D%7B27%7D%20" />
D)<img src="https://tex.z-dn.net/?f=%28m%2B%20%5Cfrac%7B5%7D%7B4%7D%29%5E%7B3%7D%3Dm%5E%7B3%7D%2B%20%5Cfrac%7B15%7D%7B4%7D%20m%5E%7B2%7D%2B%20%5Cfrac%7B75%7D%7B16%7D%20m%2B%20%5Cfrac%7B125%7D%7B64%7D%20%20" />
E)<img src="https://tex.z-dn.net/?f=%28%20%5Cfrac%7B2%7D%7B3%7D%2Bx%29%5E%20%7B3%7D%3D%20%5Cfrac%7B4%7D%7B9%7D%2B%20%5Cfrac%7B4%7D%7B3%7Dx%2B2x%5E%7B2%7D%2Bx%5E%7B3%7D%20%20" />
F)<img src="https://tex.z-dn.net/?f=%28n-%20%5Cfrac%7B2%7D%7B7%7D%29%5E%7B3%7D%3Dn%5E%7B3%7D-%20%5Cfrac%7B6%7D%7B7%7D%20n%5E%7B2%7D%2B%20%5Cfrac%7B4%7D%7B49%7D%20n-%20%5Cfrac%7B8%7D%7B343%7D%20" />
Que tengas un buen día.
Saludos,.