3. Determine which of the following sets are bases for P2 (R). (a) {-1-x+2x², 2+x-2x², 1-2x + 4x²} (b) {1+2x+x²,3+x², x + x²} (c) {1-2x2x², -2 + 3x- x², 1-x+6x²} (d) {-1+ 2x + 4x², 3-4x - 10x²2,-2-5x6x²}

Advanced Engineering Mathematics
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ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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Section1.6: 3(b,d)

3. Determine which of the following sets are bases for P2 (R).
(a) {-1-x+ 2x2, 2+x-2x²2, 1-2x +4x²}
(b) {1+2x+x²,3+x²,x+x²}
(c) {1-2x2x², -2+3x-x², 1-x+6x²}
(d) {-1+ 2x + 4x²,3-4x - 10x²,-2-5x - 6x²}
(e) {1+2xx²,4-2x + x², -1 + 18x - 9x²}
Transcribed Image Text:3. Determine which of the following sets are bases for P2 (R). (a) {-1-x+ 2x2, 2+x-2x²2, 1-2x +4x²} (b) {1+2x+x²,3+x²,x+x²} (c) {1-2x2x², -2+3x-x², 1-x+6x²} (d) {-1+ 2x + 4x²,3-4x - 10x²,-2-5x - 6x²} (e) {1+2xx²,4-2x + x², -1 + 18x - 9x²}
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