Chapter 6 - Section 6.3 - Factoring Trinomials of the Form ax2+bx+c - Exercise Set - Page 435: 20

$(2x-3y)(4x-y)$

$8x^2-14xy+3y^2$ Factors of 3: 1 and 3, -1 and -3 Factors of 8: 1 and 8, 2 and 4, -1 and -8, -2 and -4 $(2x-y)(4x-3y)$ $2x*4x+2x*(-3y)+4x*-y+(-y)(-3y)$ $8x^2-6xy-4xy+3y^2$ $8x^2-10xy+3y^2$ $(2x-3y)(4x-y)$ $2x*4x+2x*-y+4x*-3y+(-3y)(-y)$ $8x^2-2xy-12xy+3y^2$ $8x^2-14xy+3y^2$