\(\left(2x-1\right)^4-5^2=600\)
\(\left(2x-1\right)^4-25=600\)
\(\left(2x-1\right)^4=600+25\)
\(\left(2x-1\right)^4=625\)
\(2x^4\)-1\(^4\)=625
\(2x^4\)=625
\(2x^4=625\)
Ta có:625=5\(^4\)
\(\Rightarrow\)x=5:2
x=2.5
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\(\left(2x-1\right)^4-5^2=600\\ \Rightarrow\left(2x-1\right)^4-25=600\\ \Rightarrow\left(2x-1\right)^4=625\\ \Rightarrow2x-1=5\\ \Rightarrow2x=6\\ \Rightarrow x=3\)
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