Question

Ребят срочно
y=x^-5
Сравнить числа:
(1/7)^-5 и 1; (3.2)^-5 и (3√2)^-5.

Answer 1

(1/7)^-5 и 1
7^5>1⇒(1/7)^-5>1

 (3.2)^-5 и (3√2)^-5
1/(3,2)^5 и 1/(3√2)^5
3,2<3√2⇒(3,2)^5<(3√2)^5⇒1/(3,2)^5>1/(3√2)^5