s. a2+b2+c2+d2+e2+f2+g2+h2+c2=60 Let S be the set containing all 3×3 matr..(00) Save Image Image gallery: O%c2%a8o%c2%b7u%e2%80%a0u%e2%80%a1 O%c2%b7u%e2%80%9eus O%c2%b9o%c2%a8o%c2%b9o%c2%a8 A Story That Will Make You Question Everything