Mathmatic question

Q1. Factorise: 14a²b - 7ab²

Q2. Find the zero of the polynomial q(x) = 3x+2

Solution:

1.

14a²b - 7ab² = 7ab(2a - b)

 

2.

Let q(x) = 0

Therefore, 3x+2 = 0

i.e. x = -2/3

So, x = -2/3 is the zero of q(x).