Вычислить log11 121- log13 169+2/3 log3 27

Question

Вычислить log11 121- log13 169+2/3 log3 27

Answer 1

1)log11 121 = 2  (11²=121)
2) log13 169 = 2 (13² = 169)
3)log3 27 = 3 (3³ = 27)
4) 2 - 2 + 2/3·3 = 2