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Nick2019

  • 3 years ago

Factor each trinomial below. Please show your work and check your answer. 1)a2 – 5a – 20

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  1. waterineyes
    • 3 years ago
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    Is your question right?? Because it is not factorisable...

  2. Nick2019
    • 3 years ago
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    well thats what it said but i hered i might have to use quuadratic formula

  3. waterineyes
    • 3 years ago
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    Yeah I am thinking the same.. \[a = \frac{5 \pm \sqrt{25 + 80}}{2} \implies a = \frac{5 \pm \sqrt{105}}{2} = ??\] This is not factorisable I think..

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