Consider the subspace H of R* given by −2a + 2b + 4c -26 H -4a + 8b+8c -2a + 4c : a, b, c = R a. Find a basis for H. (Note: Use one vector per answerbox. It's okay if some of the answerboxes remain empty.) } Why am I not getting partial credit? b. State the dimension of H. dim(H) =

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