Question

factorise 27x²=12............​

Answer 1

Answer:

$27 {x}^{2} = 12 \\ = > 27 {x}^{2} - 12 = 0 \\ = > 3(9 {x}^{2} - 4) = 0 \\ = > 3( {(3x)}^{2} - {2}^{2} ) = 0 \\ = > 3(3x + 2)(3x - 2) = 0$

This is your answer.

Answer 2

Answer:

1. 27x^2=12
2. x^2=12/27
3. x= root 3 / root 7