Phương trình log2(x+1) - log2((3x-1)/2) = 0 có nghiệm không?

cos2(3x) − sin(3x)+1=0. D) Sketch the graph of the following function y ... (x + 1)(5 − x). ≥ 0 x + 1 x2 − 9. <. 1 x + 3. 4. Page 5. Logarithms (30 ... X=1. 刂. * let x=e. A. 12. N. =10.405. X. Page 4. 4) log(x+1)= log(3x-2) = log(2/2). Xug (x+2) = Day (32) | x(x+1)= 2(3x-2). 3x-2. X++. 2. 3x-2 x²+x=6x-4. 2. =0. Mar 7, 2017 ... log, 3x = log, 3+ log, x x+1 log₂ =log, (x+1)-log, 5. 5 log, (2x+1)'= 3 log, (2x+1). Example. In(x+1)(x ... :log2 (3) + 3log2(x) + 2log2(y)- ... (3X,3). 3. 110. -log = 3 + logs. Distribute. = log₂ X. = 4log = x. 3. 093. -3 log 3 Y. 4log 3x-1 -3log3Y. 4. log2 720 = logz (1201205). = [log 2 12 + log, 12 + ... In each case, replace log2(8x 1 8x) by 3x 1 1 and solve the resulting equation. (a) 3x 1 1 5 x 2 1, so x 5 1; the solution set is I1%. (b) ... (3x-1)(x-9) = x = 3 or JC = 9. Page 7. 3. (i) Write down the value of log, 36 ... 16. 2 log, (x-5)-log, (2x-13)=1, show that x²-16x+64=0. (b) Hence, or ... log₁ (x)+ 1 = y. Page 2. Honors Math III. Use properties of logarithms to solve for x. 1. logg (3x-1) = logg(x + 4). 3x-1=x+4. x1, x = 81. 3. Set up equation. 0 = log2(3x – 4) + 1,. -1 = log2(3x – 4). Use log2a = b→ a = 2b. 2-1 = 3x – 4, ½ = 3x – 4. Solve x = 3/2. 4. Use laws of logs. Feb 22, 2021 ... (2x+1)= log2 (x+2) – log 3 f) log2 (x +1) – log2 (x-4)=3 g) 2 log, x - log, (x - 1)= log, (x - 2) h) 4 log, Vx - log, 3x =-2 log, x i) In(x+1)+ ... Correct Answer: Option D Explanation Log 2 (3x - 1) = 5 Log 2 (3x - 1) = Log 2 2 5 Log 2 (3x - 1) = Log 2 32 3x - 1 = 32