(4) Find the coefficients of the half-range even (cosine), odd (sine) and periodic extensions Fourier series for the function: f(x) = cos(3x), x = [0, π] Answer L = π, ao cos = 0, an cos = 0 if n #3, a3 cos if n bn sin = ao per 2(1 + (−1)¹)n (n² - 9)T = - 0 bn per = 0, an per = = 1. 3, b3 sin = 0. 8n (4n² - 9)T =
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- Find the red letters value.Please help me number 7.26 part (d)If f is the Fourier series of g(x) = = f(x) = 32(-1)"+1 n²-² [16-r², What does f(-4) equal? f(-4) What does f(-2) equal? f(-2)= What does f(0) equal? f(0) n² What does f(1) equal? f(1) What does f(4) equal? ƒ(4) FIT 4 -4< <0 0For the given periodic function, S(x) =} nx The coefficient a,, of the continuous Fourier series associated with the given function f(x) can be computed as an =((cos nn – 1)] The answer is a, = (cos nn – 1)| cos NT the answer is a, = (-cos nn + 1)]QUESTION 2 Determine the Fourier series for f(x) = -2 when -pi < x < 0 = 2 when 05) If f(x)= x?; f (x +4)=f (x) b. The coefficient n in this Fourier series is : 2 (-1)". (na) (-1)** . (na) (-1)- cos d) 2 a) b) 0 c)Given (cos3x)^2 = 0.5(cos6x+1). The above identity is actually the Fourier series of (cos3x)^2x true or false?= 1) The function f(x) periodic on the interval [0, 2л] has complex Fourier series f(x): Σ(1/n²) einx where the sum over n goes from - infinity to infinity. Convert this to cosine and sine Fourier Series by finding the values of A's and B's in the expression Ao + ΣAn cos(nx) + Σ Bn sin(nx) where each sum goes from 1 to infinity. Hint: consider the n and -n term together in the complex Fourier Series or use Euler's identity.Find odd and even function (half range) Fourier series of function below f (x) : 0sx<1 |1Recommended textbooks for youAdvanced Engineering MathematicsAdvanced MathISBN:9780470458365Author:Erwin KreyszigPublisher:Wiley, John & Sons, IncorporatedNumerical Methods for EngineersAdvanced MathISBN:9780073397924Author:Steven C. Chapra Dr., Raymond P. CanalePublisher:McGraw-Hill EducationIntroductory Mathematics for Engineering Applicat…Advanced MathISBN:9781118141809Author:Nathan KlingbeilPublisher:WILEYMathematics For Machine TechnologyAdvanced MathISBN:9781337798310Author:Peterson, John.Publisher:Cengage Learning,Advanced Engineering MathematicsAdvanced MathISBN:9780470458365Author:Erwin KreyszigPublisher:Wiley, John & Sons, IncorporatedNumerical Methods for EngineersAdvanced MathISBN:9780073397924Author:Steven C. Chapra Dr., Raymond P. CanalePublisher:McGraw-Hill EducationIntroductory Mathematics for Engineering Applicat…Advanced MathISBN:9781118141809Author:Nathan KlingbeilPublisher:WILEYMathematics For Machine TechnologyAdvanced MathISBN:9781337798310Author:Peterson, John.Publisher:Cengage Learning,