Fractorise this{a}^(2) - 17a + 42

Chuck Boris asked Dec 20, 2023

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35 votes

Fractorise this
${a}^(2) - 17a + 42$

Chuck Boris asked Dec 20, 2023

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23 votes

Solution

$\begin{gathered} To\text{ factorize} \\ a^2-17a+42 \\ =a^2-14a-3a+42 \\ =a(a-14)-3(a-14) \\ =(a-14)(a-3) \end{gathered}$

The answer is ( a - 14) (a - 3)

ThuyNguyen answered Dec 24, 2023

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