Question

Factorise :

1. 3a² + 5a + 2
2. 5x² + 5x + 4
3. 2y3 + y2 + y ​

Answer 1

Answer:

1) 3a²+6a-1a+2

3a(a+2)-1(a+2)

(3a-1)+(a+2)

a=⅓or a=-2

3) 2y³+2y²-y²+y

2y²(y+1)-y(y+1)

(2y²-y) y(y+1)

y=±y÷2 OR Y=-1