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45 votes
45 votes
Z^2+3z-10factor each polynomial completely. If a polynomial is prime, state this.

User Nigiri
by
2.6k points

1 Answer

8 votes
8 votes

We notice that:


\begin{gathered} 5+(-2)=3 \\ 5\cdot(-2)=10 \end{gathered}

Therefore, we can factor the given equation as follows


z^(2)+3z-10=(z-2)(z+5)

User Sxribe
by
3.0k points
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