45x/40x3
Obtain the Fourier series of f(x) = (pi - x)/2 * in * 0 < x < 2pi Hembededuce that 1 - 1/3 + 1/5 - 1/7 +......= pi 4 sqrt
sec2x
((3^-2)^2*5^2)^-3*(t^-3)^2/((3^-2)^2*5^2)^-2*(t^-4)^3
4x−3y=3
4x−2y=−2
3y−3x=−9
3y+4x=12
(5/2)-3
(2,-6).(1,-3)
y=1/2-4-2
x=2y−1
−4y−4x=−8