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marixoxo76

  • 3 years ago

Factor the polynomial by grouping. 5x^4-2x^2+20x^2-8

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  1. Presleyram
    • 3 years ago
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    5x^4+18x^2-8

  2. hbk19
    • 3 years ago
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    =5x^4+(-2+20)x^2-8 =5x^4+(18)x^2-8 =5x^4+18x^2-8 =(x^2+4)(5x^2-2) (gave it a shot!!) :)

  3. marixoxo76
    • 3 years ago
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    Thank you! :)

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