Question

Simplifique:

a) 2 ELEVADO a x+1 + 2 ELEVADO a x+2/ 2 ELEVADO a x

Answer 1

$\frac{2^{x+1}+2^{x+2}}{2^x}=\frac{2^{x+1}}{2^x}+\frac{2^{x+2}}{2^x}=2^{x+1-x}+2^{x+2-x}=2+2^2=2+4=6$