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DTube] Integral of ∫cos^4(x)dx using the Reduction Formula — Steemit
when applying the Laplace transform why is the -pi/4 in cos(t-pi/4) ignored ? Thank you. : r/askmath
find the range of the function f(x)=sin^2x+cos^4x
SOLVED: 1. cos 5pi/4 = exact, text 2. sin 3pi/2= exact number 3. cos 4pi/3 = exact number 4. tan 3pi/4 = exact number 5. tan 11pi/6 = rounded to 3 decimals 6. degree mode csc199 = rounded to 3 decimals
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Solve the equation cos 5theta = cos 4theta .
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cos(4/5)
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