2(x³)²·x³-(3x³)³+(5x)²·x^7
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2(x³)²·x³-(3x³)³+(5x)²·x^72(x³)²·x³-(3x³)³+(5
2(x³)²·x³-(3x³)³+(5x)²·x^7
2(x³)²·x³-(3x³)³+(5x)²·x^7
2(x³)²·x³-(3x³)³+(5x)²·x^7
2(x³)²·x³-(3x³)³+(5x)²·x^7
=2x^9-27x^9+25x^9
=0