Answer:
Since ln(10) > 0, it follows that ln(10) + 1 > 0, and so:
(ln(10) + 1)^2 < 9(ln(10 - 1)
ln(10) + 1 < 3√(ln(10) - 1)
(1 + ln(10))/3 < √(ln(10) - 1)
√(ln(10) - 1) > (1+ ln(10))/3
9.4m questions
12.2m answers