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Polynomials

1.   (5x + 4) + (15x + 15)


2.   (17x + 9) + (5x + 11)


3.   (11x2 + 5x + 11) + (5x2 + 14x + 10)


4.   (8x2 + 12x + 6) + (11x2 + 8x + 10)


5.   (14x2 - 10x - 4) + (-14x2 - 16x + 12)


6.   (-5x2 + 11x - 20) + (16x2 + 15x - 15)


7.   (-6x7 + 15x6 + 17x2) + (13x6 - 14x5 - 16x2)


8.   (18x2 - 18x + 20) + (15x2 + 8x - 4) + (11x2 + 19x + 19)


9.   (-9x2 + 4x - 12) + (-12x2 - 10x - 15)


10.   (-8x2 - 5x + 13) + (-20x2 + 5x - 6)


11.   (10x2 + 17x - 9) + (-17x2 + 17x + 20) + (16x2 + 19x - 19)


12.   (12x7 + 18x6 - 20x3 + 16x) + (-12x7 - 20x2)


13.   (-20x2 - 6x - 5) + (-11x2 + 12x + 11)


14.   (-8x7 + 20x2 - 11x) + (-16x7 + 10x6 + 13)


15.   (-11x7 + 9x4 - 5x) + (17x5 - 5x4 + 19x2)


16.   (17x2 + 14x + 8) + (-19x2 - 14x + 4)


17.   (-11x2 - 7x + 8) + (-5x2 + 19x + 15) + (-7x2 + 5x - 11)


18.   (20x2 + 19x - 9) + (-6x2 - 13x + 10)


19.   (12x7 - 16x6 - 11) + (14x7 + 9x6 + 5x + 7)


20.   (-9x7 + 12x6 - 17x2) + (-17x5 - 19x + 8)



 

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