Question

factorise expression y²-y-6

Answer 1

factorise expression y²-y-6 is
$(y - 3)(y + 2)$

Answer 2

y²-y-6

= y² - 3y + 2y - 6 (Since, coefficient of highest power term is 1)

= y(y-3) + 2(y-3)

= (y+2)(y-3)