Ask Question
19 May, 12:18

The roots of the function f (x) = x^2-2x-3are shown. What is the missing number

+2
Answers (1)
  1. 19 May, 12:32
    0
    x = - 1 or x = 3 are the roots

    to find the roots equate f (x) to zero

    x² - 2x - 3 = 0

    (x - 3) (x + 1) = 0 ← factored form

    equate each factor to zero and solve for x

    x - 3 = 0 ⇒ x = 3

    x + 1 = 0 ⇒ x = - 1
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “The roots of the function f (x) = x^2-2x-3are shown. What is the missing number ...” 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