Răspuns :
a=5⁹⁹ ×5¹⁰⁰: (5⁸ )=5¹⁹⁹:5⁸=5¹⁹¹
b= (-3)¹⁰⁰ :3⁹⁸=3¹⁰⁰ :3⁹⁸=3²
c=(-2)⁻¹⁰³:2⁻¹⁰⁰=1/(-2)¹⁰³ : 1/2¹⁰⁰ =-1/2¹⁰³ × 2¹⁰⁰=-1/2³
d=(7³¹)⁻⁴:7⁻¹²⁵=1/(7³¹)⁴: 1/7¹²⁵=1/7¹²⁴ × 7¹²⁵= 7
b= (-3)¹⁰⁰ :3⁹⁸=3¹⁰⁰ :3⁹⁸=3²
c=(-2)⁻¹⁰³:2⁻¹⁰⁰=1/(-2)¹⁰³ : 1/2¹⁰⁰ =-1/2¹⁰³ × 2¹⁰⁰=-1/2³
d=(7³¹)⁻⁴:7⁻¹²⁵=1/(7³¹)⁴: 1/7¹²⁵=1/7¹²⁴ × 7¹²⁵= 7