Question

решить неравенство 5*0,2^4x-1>0.04^2x-1

Answer 1

5*1/5^4x-1>1/25^2x-1

5*5^-4x+1>5^-4x+1

5^1-4x+1>5^-4x+1

2-4x>-4x+1

2>1