Yahoo Answers is shutting down on May 4th, 2021 (Eastern Time) and beginning April 20th, 2021 (Eastern Time) the Yahoo Answers website will be in read-only mode. There will be no changes to other Yahoo properties or services, or your Yahoo account. You can find more information about the Yahoo Answers shutdown and how to download your data on this help page.

Trending News

Promoted
cubbieben
cubbieben asked in Science & MathematicsMathematics · 9 years ago

What are the real roots of x3 + 8 = 0. Please show step by step. Thanks?

2 Answers

Relevance
  • Brenda
    Lv 4
    9 years ago

    x^3 + 8 = 0

    x^3 = -8 subtract 8

    x = -2 take cube root

  • Anonymous
    9 years ago

    3x+8 = 0

    -8 -8

    3x = -8

    /3 /3

    x = -8/3

Still have questions? Get your answers by asking now.