Ask Singapore Homework?
Upload a photo of a Singapore homework and someone will email you the solution for free.
Question
secondary 2 | Maths
One Answer Below
Anyone can contribute an answer, even non-tutors.
Factorise it.How to do this?
= x³ + x²y + x²z + xyz OR = x(x² + xy + xz) + xyz
= x(x² + xy + xz + yz)
= x ( x(x + y) + z(x+y) )
= x(x + z)(x + y)
See 1 Answer