2х2 +6 x +4
Factorise by first taking out a common factor

2x² + 6x + 4

= 2(x² + 3x + 2)

= 2(x² + 2x + x + 2)

= 2[x(x + 2) + (x + 2)]

= 2(x + 1)(x + 2)

Step-by-step explanation:

linear pair postulates

15% chance.

step-by-step explanation:

3/10 times, the 5 year old will get a tablet. 5/10 times, the 13 yer old will get a tablet. multiply both fractions to get 15/100 times, both would have a tablet.