simarjitrandhaw82931 simarjitrandhaw82931 24-05-2023 Mathematics contestada Question (5 points): Which of the following is the solution of the boundary value problem y" +49 y = 0, y'(O) = 0, y'(Tt) = () ? = O y = cos(7x) O y=sin(7 x) O y = cos(49 x) 0 None of the others O y = cos(7 x) + sin(7 x)