5. P2 denotes the set of all polynomials of degree ≤ 2, in a single variable x, with real number coefficients. P2 is a vector space under the usual operations of polynomial addition (combining like terms) and scalar multiplication. Determine whether each set of polynomials in P2 is linearly independent or linearly dependent. If the set is linearly dependent, find a dependence relation. If the set is linearly independent, demonstrate that any dependence relation has to be trivial. (a) {2x, x+3} 3 (b) {x, 2x+5, 10} (c) {x² +5x+1, x²-7x, x² +10, 2x² + 3x −4} Liel NEAT (d) Make a linearly independent set of three polynomials in P2. Explain how you know.

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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6. P2 denotes the set of all polynomials of degree ≤ 2, in a single variable x, with real number coefficients.
P2 is a vector space under the usual operations of polynomial addition (combining like terms) and scalar
multiplication.
Determine whether each set of polynomials in P2 is linearly independent or linearly dependent.
If the set is linearly dependent, find a dependence relation.
If the set is linearly independent, demonstrate that any dependence relation has to be trivial.
(a) {2x, x+3}
(b) {x, 2x+5, 10}
(c) {x² + 5x+1, x²-7x, x² +10, 2x² + 3x-4}
1ST
(d) Make a linearly independent set of three polynomials in P2. Explain how you know.
Transcribed Image Text:6. P2 denotes the set of all polynomials of degree ≤ 2, in a single variable x, with real number coefficients. P2 is a vector space under the usual operations of polynomial addition (combining like terms) and scalar multiplication. Determine whether each set of polynomials in P2 is linearly independent or linearly dependent. If the set is linearly dependent, find a dependence relation. If the set is linearly independent, demonstrate that any dependence relation has to be trivial. (a) {2x, x+3} (b) {x, 2x+5, 10} (c) {x² + 5x+1, x²-7x, x² +10, 2x² + 3x-4} 1ST (d) Make a linearly independent set of three polynomials in P2. Explain how you know.
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