Question

СРОЧНО!1
Log3x+6log9x>12 ,решите неравенство

Answer 1

log3 x+log9x^6>12
log3x+ log3x^6/log3(9)  >12
log3x+log3x^62>12
2log3x+log3x^6>24
log3x^2+log3x^6>24
log3(x^2 * x^6)>24
log3x^8>24
8log3x>24
log3x>3
log3x>log3(27)
x>27