(a-5)(a²+5b+25) = a³ + 5ab + 25a - 5a² - 25b - 125
(y+2x)(y²-2yx+4x²) = y³ - 2xy² + 4x²y + 2xy - 4x² + 8x³
(5a-b)(25a²+5ab+b²) = 125a³ + 25a²b + 5ab² - 25a² - 5ab - b²
(y+7x)(y²-7yx+49x²) = y³ - 7yx² + 49x²y + 7xy - 49x² + 343x³
(11a-b)(121a²+11ab+b²) = 1331a³ + 121a²b + 11ab² - 121a² - 11ab - b²
(y+15x)(y²-15yx+225x²) = y³ - 15yx² + 225x²y + 15xy - 225x² + 3375x³
(2a-3b)(4a²+6ab²+9b) = 8a³ + 12a²b² + 18ab - 12a² - 18b² - 27b
(3y+2x)(9y²-6yx+4x²) = 27y³ - 18yx² + 12x²y + 18xy - 12x² + 8x³
(3a-5b)(9a²+15ab+25b²) = 27a³ + 45a²b + 75ab² - 45a² - 75ab - 125b²
(7y+2x)(49y²-14yx+4x²) = 343y³ - 98yx² + 28x²y + 98xy - 28x² + 8x³
(8a-9b)(64a²+72ab+81b²) = 512a³ + 576a²b + 648ab² - 576a² - 648ab - 729b²
(13y+x)(169y²-13yx+x²) = 2197y³ - 169yx² + 13x²y + 169xy - 13x² + x³
(a-5)(a²+5b+25) = a³ + 5ab + 25a - 5a² - 25b - 125
(y+2x)(y²-2yx+4x²) = y³ - 2xy² + 4x²y + 2xy - 4x² + 8x³
(5a-b)(25a²+5ab+b²) = 125a³ + 25a²b + 5ab² - 25a² - 5ab - b²
(y+7x)(y²-7yx+49x²) = y³ - 7yx² + 49x²y + 7xy - 49x² + 343x³
(11a-b)(121a²+11ab+b²) = 1331a³ + 121a²b + 11ab² - 121a² - 11ab - b²
(y+15x)(y²-15yx+225x²) = y³ - 15yx² + 225x²y + 15xy - 225x² + 3375x³
(2a-3b)(4a²+6ab²+9b) = 8a³ + 12a²b² + 18ab - 12a² - 18b² - 27b
(3y+2x)(9y²-6yx+4x²) = 27y³ - 18yx² + 12x²y + 18xy - 12x² + 8x³
(3a-5b)(9a²+15ab+25b²) = 27a³ + 45a²b + 75ab² - 45a² - 75ab - 125b²
(7y+2x)(49y²-14yx+4x²) = 343y³ - 98yx² + 28x²y + 98xy - 28x² + 8x³
(8a-9b)(64a²+72ab+81b²) = 512a³ + 576a²b + 648ab² - 576a² - 648ab - 729b²
(13y+x)(169y²-13yx+x²) = 2197y³ - 169yx² + 13x²y + 169xy - 13x² + x³