4 la puterea x × 2 la puterea 4=16 la puterea 5​

Răspuns :

4^x •2⁴=16⁵

4^x •2⁴=(2⁴)⁵

4^x •2⁴=2²⁰

==>4 la puterea X = 2²⁰:2⁴

4 la puterea X =2¹

(2²) la puterea X=2¹⁶

2 la puterea 2X=2¹⁶

===>2X=16

===>X=8