(a) log, x = log, 27+ 3log, 2 – log, 3 +log, 64 – log, 4 3 without calculator. (b) Prove that: log (p² - q²) – log p (p + q) = log b (P – )| (c) If 33t-2 = 81 and 22s+4 = 47 then find t and st.
(a) log, x = log, 27+ 3log, 2 – log, 3 +log, 64 – log, 4 3 without calculator. (b) Prove that: log (p² - q²) – log p (p + q) = log b (P – )| (c) If 33t-2 = 81 and 22s+4 = 47 then find t and st.
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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Transcribed Image Text:(a) log, x = log, 27+ 3log, 2 – log, 3 +log, 64 – log, 4
3
without calculator.
(b) Prove that: log (p² - q²) – log p (p + q) = log b (P – )|
(c) If 33t-2 = 81 and 22s+4 = 47 then find t and st.
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