Let P2 be the vector space of all polynomials of degree 2 or less, and let H be the subspace spanned by x, 2x? + 2x +1 and (8z? + 7x + 4). a. The dimension of the subspace H is

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what is the dimension of the subspace H knowing that it is not independent

Let P2 be the vector space of all polynomials of degree 2 or less, and let H be the subspace spanned by x, 2x2 + 2x +1 and
(8x? + 7x + 4).
a. The dimension of the subspace H is
b. Is {r, 2x? + 2x + 1, – (8x? + 7x + 4)} a basis for P2? not a basis for P_2 - Be sure you can explain and justify your answer.
C. A basis for the subspace H is { 2xx+2x+1,-(8xx+7x+4)
}. Enter a polynomial or a comma separated list of polynomials, where you can enter xx in place of x2.
Transcribed Image Text:Let P2 be the vector space of all polynomials of degree 2 or less, and let H be the subspace spanned by x, 2x2 + 2x +1 and (8x? + 7x + 4). a. The dimension of the subspace H is b. Is {r, 2x? + 2x + 1, – (8x? + 7x + 4)} a basis for P2? not a basis for P_2 - Be sure you can explain and justify your answer. C. A basis for the subspace H is { 2xx+2x+1,-(8xx+7x+4) }. Enter a polynomial or a comma separated list of polynomials, where you can enter xx in place of x2.
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