Tại sao cần cẩn thận khi có bình phương bên trong logarit? Điều kiện xác định của log3((2x-1)^2)=2 là gì?

1)log3(x+2)=log3(2x). X+2 = 2x. 2=x x=2. 3)log(5x-4)-log(6)=0 lug (5x-4) = log(6). 52-4-6. X=2. 2)log (3x-8)= log(-x+4). 3x-8=-x+4. 4x=12. X=3. 3) log(3x)(log(x ... Substituting x = 0.5d, the Moran equation becomes 2x + 4x2 = 1. The ... and so have dimension log(2)/ log(1/(1/2)) = 1. Then by the dimension of. Mar 22, 2022 ... ... 1)^3(5-x). f'(x)=3.17(7-2x)^2.17*(-2)—3*(5-x)(x+1)^2+(x+1)^3. x=1 f(1)=132.33. x=2 f(2)=-21.45. f(1.5)=81-54.68=26.32. f(1.6)=68.85-59.75=9.1. f ... (b) Solve for x log2 (11 – 6x) = 2 log2 (x – 1) + 3. (6). C2 June 2010. (a) Given that. 2 log3 (x − 5) − log3 (2x ... Ta có: log x + log (x – 3) = 1. ⇔ log [x(x – 3)] = 1. ⇔ log (x2 – 3x)=1. ⇔ x2 – 3x – 10 = 0 (do 10 >1). ⇔ x = 5 (nhận) hoặc x = –2 (loại). Kết hợp điều kiện ... Solve the equation: log3(3x − 8) = 2 − x. 4. Solve the inequality: 2x−1 ... interval [-1;2]:. y = 2x3 + 3x2 − 12x − 1. 10. Write the equation of the ... Sep 27, 2022 ... . Solve the following logarithmic equation: log3 (2x + 1) = 2 - log3 (4) Ox = 1.22 Ox = Ox = Ox = 0.97 · Answer & Explanation · Related answered ... −2x. 1 − x2. , y(2) = 1. Deve essere y > 0 per dare senso alla radice a ... Determiniamo la costante c utilizzando la condizione iniziale: 1 = (log 3)/2+c. Feb 23, 2012 ... ОДЗ: 2х -1 > 0 2x > 1 x > 1/2 Решение: log3(2x-1)=1 2х - 1 = 3 2х = 4 х = 2 - корень удовлетворяет ОДЗ. 2. 2. Нравится. Посмотрите еще 4 ответа. Use law of logarithm of a power. M1 log3(2x + 1) = 1 + log3(x - 1)2. Use. 3 log 3 1. = B1 log3(2x + 1) = 3 log 3 + 2log3(x - 1). (. ) (. ) 3. 2. 2. 2 1. 2 1.