Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN: 9780470458365
Author: Erwin Kreyszig
Publisher: Wiley, John & Sons, Incorporated
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10:43 4 ull ? است مني بغداد ( null Tutorials Asst. Lec. Safa Mohammed H.W 1: Prove cos 4x = 1-8 sin' x. cos? x H.W 2: Prove that: cos 2x cos x sin 2x = sec x sin (a 5)=- cos a sin x H.W 3: tan x+tan y Prove that tan (x+y) = 1-tan x tan y
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Transcribed Image Text:10:43 4 ull ? است مني بغداد ( null Tutorials Asst. Lec. Safa Mohammed H.W 1: Prove cos 4x = 1-8 sin' x. cos? x H.W 2: Prove that: cos 2x cos x sin 2x = sec x sin (a 5)=- cos a sin x H.W 3: tan x+tan y Prove that tan (x+y) = 1-tan x tan y
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