(7y+1)(y²-5y+2) (x²+2x-1)(x-4) (a+b)(a²+5ab-b²) (α² - 4α-1)(α-3) (x+3)(2x²-4x-1) (x-7)(x²-5x-6) (5+3x)(2x-7) (αa - b -1)(a²-b²) (2a+3)(5+6a) (a² - b)(a + 2b+3) (1+8b)(6b-1) (x²+4x+5)(5x-1) (a² + b) (a² - b) (x²-3x-2)(6x-4) (m + n²) (m + n²) (2m-n)(n²-2m-1) (a+2b)(a²-b² -1) (5x2 - 1)(5x2 +1) (2α+7)(-3-α) (t²-3)(t² -2t+4) (a + 2b)(a - 2b) (4x²+y²)(3x -y-5) (p² - 2k) (p² - 2k) (x-5)(x²-2x²-6) (c-5)(c-6) - (c² +30) (-x-7)(x+4x-1) (x-7)(2x+6)+(8x+40) (8k-q)(k²-2q² +3) (x-8)(x-3) - x(x-11 (-n² -3n-5)(n² -2) x(x+2)+(3-x)(5+ (-α³ +α-1)(2a-3) (2x-1)(x+7) - (2 (3x³-y)(y² -xy +2) x (x-1)(x+ (xy -2)(x²- y² -3) (x+3)(x-1)(x

• \[(7y+1)(y^2-5y+2) = 7y^3 - 34y^2 + 9y + 2\]
• \[(x^2+2x-1)(x-4) = x^3 - 2x^2 - 9x + 4\]
• \[(a+b)(a^2+5ab-b^2) = a^3 + 6a^2b + 4ab^2 - b^3\]
• \[(α^2 - 4α-1)(α-3) = α^3 - 7α^2 + 13α + 3\]
• \[(x+3)(2x^2-4x-1) = 2x^3 + 2x^2 - 13x - 3\]
• \[(x-7)(x^2-5x-6) = x^3 - 12x^2 + 29x + 42\]
• \[(5+3x)(2x-7) = 6x^2 - 19x - 35\]
• \[(α - b - 1)(a^2-b^2) = αa^2 - αb^2 - a^2b + b^3 - a^2 + b^2\]
• \[(2a+3)(5+6a) = 12a^2 + 27a + 15\]
• \[(a^2 - b)(a + 2b+3) = a^3 + 2a^2b + 3a^2 - ab - 2b^2 - 3b\]
• \[(1+8b)(6b-1) = 48b^2 + b - 1\]
• \[(x^2+4x+5)(5x-1) = 5x^3 + 19x^2 + 21x - 5\]
• \[(a^2 + b) (a^2 - b) = a^4 - b^2\]
• \[(x^2-3x-2)(6x-4) = 6x^3 - 22x^2 - 10x + 8\]
• \[(m + n^2) (m + n^2) = m^2 + 2mn^2 + n^4\]
• \[(2m-n)(n^2-2m-1) = -2n^2m + 4m^2 + n^3 - 4m^2 - 2m + n\]
• \[(a+2b)(a^2-b^2 -1) = a^3 + 2a^2b - ab^2 - 2b^3 - a - 2b\]
• \[(5x^2 - 1)(5x^2 +1) = 25x^4 - 1\]
• \[(2α+7)(-3-α) = -2α^2 - 13α - 21\]
• \[(t^2-3)(t^2 -2t+4) = t^4 - 2t^3 + t^2 + 6t - 12\]
• \[(a + 2b)(a - 2b) = a^2 - 4b^2\]
• \[(4x^2+y^2)(3x -y-5) = 12x^3 - 4x^2y - 20x^2 + 3xy^2 - y^3 - 5y^2\]
• \[(p^2 - 2k) (p^2 - 2k) = p^4 - 4kp^2 + 4k^2\]
• \[(x-5)(x^2-2x^2-6) = -x^3 + 5x^2 + 6x - 30\]
• \[(c-5)(c-6) - (c^2 +30) = -11c\]
• \[(-x-7)(x+4x-1) = -5x^2 - 34x + 7\]
• \[(x-7)(2x+6)+(8x+40) = 2x^2 + 12x - 2\]
• \[(8k-q)(k^2-2q^2 +3) = 8k^3 - 16k^2q^2 + 24k - k^2q + 2q^3 - 3q\]
• \[(x-8)(x-3) - x(x-11) = -x^2 + 6x + 24\]
• \[(-n^2 -3n-5)(n^2 -2) = -n^4 - 3n^3 - 3n^2 + 6n + 10\]
• \[x(x+2)+(3-x)(5+ = x^2 + 2x + 15 + 3 - 5x - x = x^2 - 4x + 18\]
• \[(-α^3 +α-1)(2a-3) = -2aα^3 + 3α^3 + 2aα - 3α - 2a + 3\]
• \[(2x-1)(x+7) - (2 = 2x^2 + 13x - 7 - 2 = 2x^2 + 13x - 9\]
• \[(3x^3-y)(y^2 -xy +2) = 3x^3y^2 - 3x^4y + 6x^3 - y^3 + xy^2 - 2y\]
• \[x (x-1)(x+ = x(x^2 - x + x - 1) = x^3 - x^2 + x^2 - x = x^3 - x\]
• \[(xy -2)(x^2- y^2 -3) = x^3y - xy^3 - 3xy - 2x^2 + 2y^2 + 6\]
• \[(x+3)(x-1)(x = (x^2 + 2x - 3)x = x^3 + 2x^2 - 3x\]

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