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Calculate by means of the logarithm: a) x¹+2log x= 100.x log x b) log(x+2)+log(x-7) = 2.log (x-4) c) In 2x +In x² - In ³√√x = 1 + ln2 – In x-³ d) 3 e Inx - 2 e In2x + 4e = 0

Calculate by means of the logarithm: a) x¹+2log x= 100.x log x b) log(x+2)+log(x-7) = 2.log (x-4) c) In 2x +In x² - In ³√√x = 1 + ln2 – In x-³ d) 3 e Inx - 2 e In2x + 4e = 0

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Calculate by means of the logarithm: a) x1+2log x= 100.x log x b) log(x+2)+log(x-7) = 2.log (x-4) c) In 2x +In x² - In √√x = 1 + ln2 – In x-³ - d) 3 e Inx - 2 e In2x + 4e = 0
Transcribed Image Text:Calculate by means of the logarithm: a) x1+2log x= 100.x log x b) log(x+2)+log(x-7) = 2.log (x-4) c) In 2x +In x² - In √√x = 1 + ln2 – In x-³ - d) 3 e Inx - 2 e In2x + 4e = 0
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