Question

65-4^x+2=2014^0

Answer 1

\(65-4^{x+2}=2014^o\)

\(\Rightarrow65-4^{x+2}=1\)

\(\Rightarrow4^{x+2}=65-1\)

\(\Rightarrow4^{x+2}=64\)

\(\Rightarrow4^{x+2}=4^3\)

\(\Rightarrow x+2=3\)

\(\Rightarrow x=3-2\)

\(\Rightarrow x=1\)

Vậy: x=1 

Answer 2

=>\(4^{x+2}=65-1=64\)

=>x+2=3

=>x=1

Answer 3

2014^0=1 rồi tính bình thường thôi