1) 9x^2 - 16y^2 = (3x + 4y)(3x - 4y)2) x^3 - 8y^3 = (x - 2y)(x^2 + 2xy + 4y^2)3) 8x^3 - 125y^3 = (2x - 5y)(4x^2 + 10xy + 25y^2)4) x^2 - b^2 - ax - ab = (x - b)(x - a)5) a^2x^2 - y^4 = (ax + y^2)(ax - y^2)
1) 9x^2 - 16y^2 = (3x + 4y)(3x - 4y)
2) x^3 - 8y^3 = (x - 2y)(x^2 + 2xy + 4y^2)
3) 8x^3 - 125y^3 = (2x - 5y)(4x^2 + 10xy + 25y^2)
4) x^2 - b^2 - ax - ab = (x - b)(x - a)
5) a^2x^2 - y^4 = (ax + y^2)(ax - y^2)