Ask Question
23 September, 18:34

What is the value of c so that - 9 and 9 are both solutions of x^2 + c = 103?

+5
Answers (1)
  1. 23 September, 18:47
    0
    c = 22

    Step-by-step explanation:

    The given equation can be written as ...

    x^2 = 103 - c

    In order for - 9 and + 9 to be solutions, the equation needs to be ...

    x^2 = 81

    So, we must have ...

    103 - c = 81

    c = 103 - 81 = 22

    The value of c must be 22.
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “What is the value of c so that - 9 and 9 are both solutions of x^2 + c = 103? ...” in 📗 Mathematics if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers