EM-1595

Factorising by grouping

E Math · Secondary 4 · Easy · Factorising by grouping

Factorise completely the expression

3x^2 - 6xy - x + 2y

.

$(x - 2y)(3x - 1)$
$(x + 2y)(3x - 1)$
$(3x + 1)(x - 2y)$
$(3x - 1)(x + 2y)$

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