Question

factorise 4xy + 20y2​

Answer 1

Answer:

$4xy + 20 {y}^{2} \\ = 4 \times x \times y + 20 \times y \times y \\ = 4 + 20 \times x \times y \times y \\ = 24 \times x \times y \times y \\ = 24x \times y \times y \\ = 24x {y}^{2}$

Step-by-step explanation:

Hence your answer is

${\boxed{{24xy}^{2}}}$