Question

="TexFormula1" title=" {x}^{2 }+3x + 2 = (x + 2) \times (answer)" alt=" {x}^{2 }+3x + 2 = (x + 2) \times (answer)" align="absmiddle" class="latex-formula">

Answer 1

x² + 3x + 2 = (x + 2)(x + 1)

consider the factors of the constant term ( + 2 ) which sum to give the coefficient of the x- term ( + 3)

These are + 2 and + 1

x² + 3x + 2 = (x + 2 )(x + 1)