2.2 · Factorising and completing the squareLesson 2 of 12Free preview
Factorising by grouping
Four terms in two pairs: ax + bx + kay + kby = (a + b)(x + ky).
2.2 · Factorising and completing the squareLesson 2 of 12Free preview
Four terms in two pairs: ax + bx + kay + kby = (a + b)(x + ky).