Ask Question
4 November, 04:27

Justify each step of the proof.

Conjecture: If 2 (x^2+5) = 60, then x is 5 or - 5

+3
Answers (1)
  1. 4 November, 05:20
    0
    X is 5 and negative 5.

    2 (x^2+5) = 60

    Divide both sides by 2

    X^2+5=30

    Subtract 5 on both sides

    X^2=25

    The square route of 25 is 5 or - 5.
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “Justify each step of the proof. Conjecture: If 2 (x^2+5) = 60, then x is 5 or - 5 ...” in 📙 Mathematics if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers