ПОЖАЛУЙСТА ПОМОГИТЕ СРОЧНО КАК СМОЖЕТЕ , заранее спасибо
1) log7 x = 2
2) log 2/3 x = 3
3) log5 x = -3
4) log4/7 x = -2
5) log1/8 /(x-4) = -1
6) log2.5 |(x+2) = 1
7) lg x = -2
8|) ln x = 1
9) log2 (x^2 - 2x) = 3
10) log1/5 (4x+x^2) = -1
11) log0.5 (x^3+1) = -1
12) lg(7x-x^2) = 1
13) log3.2 (2-x) = log3.2 (3x+6)
14) log0.8 (1+2x) = log0.8 (4x-10)
15|) log2 (x-6) + log2 (x-8) = 3
16) log8 (x-2) - log8 (x-3) = 1/3