Question

hallar x en :
4^(x+1)+4^(x-1)=34

Answer 1

HOLA, ESPERO QUE TE AYUDE:)

$4^(x+1)+4^(x-1)=34$

$4x+4+4\left(x-1\right)=34$

$4x+4+4x-4=34$

$8x+4-4=34$

$8x=34$

$x=\frac{34}{8}$

X=17/4