\(2^x+2^{x+1}=24\)
\(\Rightarrow2^x+2^x.2=24\Rightarrow2^x.3=24\Rightarrow2^x=2^3\Rightarrow x=3\)
Vậy x = 3
ta có
2x+2x+1=24
=>2x+2x.2=24
=>2x.3= 24
=>2x=8
=>x=3
giải luôn hộ mik vs 2^x+2^x+1+2^x+2=224
2^x+2^x+1=24
2^x+2^x.2=24
2^x.1+2^x.2=24
2^x[1+2]=24
2^x.3=24
2^x=8
suy ra 2^x =2^4
suy ra x=4