Ask Question
30 April, 07:50

If f (x) = 5 х - 7, what is f3) ?

+4
Answers (1)
  1. 30 April, 08:10
    0
    8

    Step-by-step explanation:

    When a number is put in the parenthesises with x you substitute that number in every time you see x.

    f (x) = 5x-7

    f (3) = 5 (3) - 7

    f (3) = 15-7

    f (3) = 8
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “If f (x) = 5 х - 7, what is f3) ? ...” 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
Sign In
Ask Question