Cuanto es (8 / 9 elevado a 10 ) - 7?

Respuesta : Explicación paso a paso : <img src="https://tex.z-dn.net/?f=%5Ctexttt%7BQuiz%5C%27a%20te%20refieres%20a%20esta%20expresi%5C%27on%7D%5C%5C%5C%5C%5Cleft%28%5Cfrac%7B8%7D%7B9%7D%5Cright%29%5E%7B10%5E%7B-7%7D%5C%5C%5Ctexttt%7BAplicamos%20la%20siguiente%20propiedad%3A%7D%5C%5C%28a%5E%7Bm%7D%29%5E%7Bm%7D%3Da%5E%7Bm%5E%7Bn%7D%7D%3Da%5E%7Bm%2An%7D%3Da%5E%7Bmn%7D%5C%5C%5Ctexttt%7BLuego%20se%20tiene%3A%7D%5C%5C%5Cleft%28%5Cfrac%7B8%7D%7B9%7D%5Cright%29%5E%7B10%5E%7B-7%7D%7D" /><img src="https://tex.z-dn.net/?f=%5Cleft%28%5Cfrac%7B8%7D%7B9%7D%5Cright%29%5E%7B10%2A-7%7D%3D%5Cleft%28%5Cfrac%7B8%7D%7B9%7D%5Cright%29%5E%7B-70%7D%3D%5C%5C%5Cfrac%7B8%5E%7B-70%7D%7D%7B9%5E%7B-70%7D%7D" /><img src="https://tex.z-dn.net/?f=%5Ctexttt%7BPor%20%5C%27ultimo%20tambien%20aplicamos%20otra%20propiedad%2Cesta%20es%3A%7D%5C%5C%5C%5C%28a%5E%7B-m%7D%3D%5Cfrac%7B1%7D%7Ba%5E%7Bm%7D%7D%5C%5C%5Ctexttt%7Bcon%20lo%20que%20se%20tiene%3A%7D" /><img src="https://tex.z-dn.net/?f=8%5E%7B-70%7D%3D%5Cfrac%7B1%7D%7B8%5E%7B70%7D%7D" /><img src="https://tex.z-dn.net/?f=9%5E%7B-70%7D%3D%5Cfrac%7B1%7D%7B9%5E%7B70%7D%7D" /><img src="https://tex.z-dn.net/?f=%5Cfrac%7B8%5E%7B-70%7D%7D%7B9%5E%7B-70%7D%7D%3D%5Cfrac%7B1%7D%7B8%5E%7B70%7D%2A%5Cfrac%7B1%7D%7B9%5E%7B70%7D%7D%7D" /><img src="https://tex.z-dn.net/?f=%3D%5Cfrac%7B1%7D%7B%5Cfrac%7B8%5E%7B70%7D%7D%7B9%5E%7B70%7D%7D%7D" />.