Question

Calculeaza :
${5}^{140} \div {25}^{70} + {8}^{32} \div {16}^{24} + {100}^{25} \div {10}^{48} \\ - {2}^{2} \times {5}^{2}$
Ajutor​

Answer 1

5¹⁴⁰ : 25⁷⁰ + 8³² : 16²⁴ + 100²⁵ : 10⁴⁸ - 2²×5² =

= 5¹⁴⁰ : 5¹⁴⁰ + 2⁹⁶ : 2⁹⁶ + 10⁵⁰ : 10⁴⁸ - 4×25

= 1 + 1 + 10² - 100

= 2 + 100 - 100

= 2