Question

(1\7)la puterea 4:(1\49) la puterea 2 =

Ajutor ,dau coroana!

Answer 1

(1|7)⁴:(1|49)²=
(7⁻¹)⁴:(7⁻²)²=
7⁻⁴:7⁻⁴=7⁻⁴⁻(⁻⁴)=7⁰=1
SUCCES

Answer 2

$(\frac{1}{7})^{4} :(\frac{1}{49})^{2} = \frac{1}{7^{4} } :\frac{1}{7^{4} }=1$

/robèrtinni