Question

 Calculati

a)2la puterea17 ori 2 la puterea 21
e)5 la puterea 108 : 5 la puterea 72
i)3la puterea 108 : (3la puterea 15)la puterea 6

Answer 1

a)2¹⁷ x 2²¹=2¹⁷⁺²¹=2³⁸
e)5 ¹°⁸ : 5 ⁷²=5¹°⁸⁻⁷²=5³⁶
i)3¹°⁸ : (3¹⁵)⁶=3¹°⁸⁻⁹⁰=3¹⁸  deorece (3¹⁵)⁶=3⁹⁰

Answer 2

a.$a.2^{17} * 2^{21} = 2^{38} \\ e. 5^{108} : 5^{72} = 5^{36} \\ i. 3^{108} :( 3^{15})^{6}= 3^{18}$