Which of the following maps C[X] → C[X] are ring homomorphisms? Select all that apply: O The map f(X) H f(X+2). O The map f(X) f(2X+1). O The map f(X)→ f(X)+2. O The map f(X) H 2f(X) – 1.

Q: (d) Show that g: B → A, g(x) = Vln x is the inverse of f. Why is f-"(x) # -VIn x?

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Q: 2. Let s-{(소)아 2a S = 26 2a Assume that S is a subring of M2(Q). Prove that S is isomorphic to Q[V2]…

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