17Let and consider the bases for R2 given by B={b1,b2} and C={c1,c2}. Find the change-of-coordinates matrix from C to B. (A)(B)(C)(D)(E)

4. (5%) Consider the equationwiththe boundary conditions y(0)=0.y(π)=π.Which statements are correct? (A) The particular solution is yP =-x. (B) The general solution is y=ex sinx+x. (C) There is a unique solution to this boundary-value problem. (D) This differential equation is homogencous. (E) None of the above.