n(2log3+log11-log100) < -log2 Ans: n>68.~ sol: n(2log3+log11-log100) < -log2 =n(2*0.4771+1.041-2) < -0.3010 =n(0.9542+1.041-2) < -0.3010 =n(0.0048) < -0.3010 n>62.~