Mathematics, 23.07.2019 05:50, bjpvrpow74wq
Which operation is not closed for polynomials? a) −(x2 + 4x + 5)(8x2 + 3x + 4) b) (7x2 + 2x + 3) + (3x2 − 5x + 4) c) (x2 + 2x + 5) − (x2 − 2x + 9) d) (x3 + 4x − 5)/(x5 − 2x + 2)
Answers: 1
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Which operation is not closed for polynomials? a) −(x2 + 4x + 5)(8x2 + 3x + 4) b) (7x2 + 2x + 3) +...
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