решить уравнение
1)log5x^2=0
2)log3x^3=0
3)lgx^4+lg(4x)=2+lgx^3

log(5) x^2=0log(5) x^2=log(5) 1x^2=1x=+-1log(3) x^3 = 0log(3) x^3 = log(3) 1x^3=1x=1lg x^4+lg 4x=2+lg x^3lg x^4+lg 4x=lg 100+lg x^3x^4*4x = 100*x^34x^5= 100x^3x^5=25x^3x^2=25x= +-5