Please help me solve the two questions that are attached in the single file

QUESTION 4 Determine whether the set of all add continuous functions, that is, the set of all continuous functions f( X) such that f( X) = _ x) is a subspace of the vector space of all continuous functions, d_ 00, 0). Show your work. Attach File Browse Local Files ' ' Browse Content Collection QUESTION 5 Determine whether the following sets are subspaces of M23: a O 0 S [AEM23. A [b c o],wherea,b,c)\\} a 1 1 T {AEM23. A [b c 1],wherea,b,c)t] Show your work