ſcos^2 (3x) dx For the indicated integral, what would the first be? * cos²x = (1+ cos 2x) Save a cosine and convert the rest Use a power reducing formula ane to sines use the rule Save a sine and convert the rest t Use the rule cos^2 (x)= 1- sin^2 (x) cosines

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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ſcos^2 (3x) dx For the indicated integral, what would the first be? *
cos²x = (1+ cos 2x)
Save a cosine and convert the rest
Use a power reducing formula and
to sines
use the rule
Save a sine and convert the rest to
Use the rule cos^2 (x)= 1- sin^2 (x)
cosines
Transcribed Image Text:ſcos^2 (3x) dx For the indicated integral, what would the first be? * cos²x = (1+ cos 2x) Save a cosine and convert the rest Use a power reducing formula and to sines use the rule Save a sine and convert the rest to Use the rule cos^2 (x)= 1- sin^2 (x) cosines
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