1.

Add the given polynomials.(i) x3 - 2x2 - 9 ; 5x3 + 2x + 9 (ii) - 7m4 + 5m3 + 2 ; 5m4 - 3m3 + 2m2 + 3m - 6 (iii) 2y2 + 7y + 5 ; 3y + 9 ; 3y2 - 4y - 3

Answer» Add the given polynomials.



(i) x3 - 2x2 - 9 ; 5x3 + 2x + 9 (ii) - 7m4 + 5m3 + 2 ; 5m4 - 3m3 + 2m2 + 3m - 6 (iii) 2y2 + 7y + 5 ; 3y + 9 ; 3y2 - 4y - 3


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