Question

2^x+2^x+1=24

tìm x giải nhanh mik tích cho

Answer 1

\(2^x+2^{x+1}=24\)

\(\Rightarrow2^x+2^x.2=24\Rightarrow2^x.3=24\Rightarrow2^x=2^3\Rightarrow x=3\)

Vậy x = 3

Answer 2

ta có

2^x+2^x+1=24

=>2^x+2^x.2=24

=>2^x.3= 24

=>2^x=8

=>x=3

Answer 3

giải luôn hộ mik vs 2^x+2^x+1+2^x+2=224

Answer 4

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