The solution of the equation 2lgx LG (x-1) = 2 (1-lg5) is?

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• 1. Operation of logarithm (1) Log to the 1 / 100 power of 10 =? (2) Log to the 18th power of 3 - log to the 2nd power of 3 =? (3) What is the value of log with base 8 and true number 9 compared with log with base 2 and true number 3? (4) Log takes 2 as the base true number and x = log takes 8 as the base true number and X, then the value of X is?
• 2. How many logarithms are the logarithms with two as the bottom three and the logarithms with two as the bottom eight?
• 3. 144 / [ln (3.5 / 0.22)]
• 4. The rated voltage of lamp a is 220 V and the power is 100 W, and the rated voltage of lamp B is 220 V and the power is 25 W. after connecting them in series with 220 V, the voltage at both ends of lamp a is 0
• 5. What is ln √ e equal to
• 6. It is proved that the function y = x-ln (1 + x ^ 2) increases monotonically
• 7. What is the meaning of LN in the function y = ln (x-1)?
• 8. Find the definition of function y = ln [a ^ x-k * 2 ^ x] [a > 0 and a is not equal to 1, K ∈ R] Domain of
• 9. Given that the function f (x) satisfies f (x) = 2F (1 / x) + X, find the expression of F (x)
• 10. How is ln (- x) equal to LNX?
• 11. Solution equation: LG (8 + 2 ^ x + 1) = 2x (1-lg5)
• 12. If LG (X-Y) + LG (x + 2Y) = LG2 + lgx + lgY, then log √ 2 (x / y)=
• 13. Log (2) 9log (3) 4 equals
• 14. Given log (9) 8 = a, log (12) 5 = B, find LG2 (9), (8) as the base
• 15. If log & # 8323; 2 = a, then log & # 8323; 8-2log & # 8323; 6 is expressed by a as? 1.a-2.5a-2.3.3a - (1 + a) &# 178; 4.3a-a & # 178; - 1
• 16. Log with 1 / 2 as the base (x + 1) / (1-x) range
• 17. In the triangle ABC, we know log2, cosa = - 1 / 2, B-C = π / 12, a = root 2, and find the side length C
• 18. In the right triangle ABC, C is the hypotenuse, a, B is the right side, the proof: log (c + b) ^ A + log (C-B) ^ a = 2log (c + b) ^ log (C-B) ^ a
• 19. How to prove log (2) (x) + x < 4 ^ (x-1), (x > = 2)
• 20. The solution set of log (x + 1) base [(2x ^ 2) - 2x + 1] = 2 is