Respuesta :

Answer:

Hence the expression [tex]$(q-5)(q+8)=q^2+3q-40$[/tex]

Step-by-step explanation:

Explanation

  • The given expression is (q-5)(q+8).
  • We have to multiply the given expression.
  • Multiply the (q-5) by 8 , multiply the (q-5) by q then add like terms.

[tex]$\frac{\begin{matrix}{} & {} & q & - & 5 \\ \times & {} & q & + & 8 \\ \end{matrix}}[/tex]

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[tex]{\frac{\begin{matrix}{} & {} & 8q & - & 40 \\ {{q}^2} & - & 5q & {} & {} \\ \end{matrix}}{\begin{matrix}{{q}^2} & + & 3q & - & 40 \\ \end{matrix}}}$[/tex]