Ask Question
2 September, 22:57

A function is defined by f (x) = 5 (2-x). What is f (-1) ?

-5

5

15

53

+3
Answers (2)
  1. 2 September, 23:12
    0
    Answer:e

    Step-by-step explanation:

    f (x) = 5 (2-x)

    = 10 - 5x

    For f (-1) = 10 - 5 (-1)

    = 10 + 5

    = 15
  2. 3 September, 02:54
    0
    15 because if you substitute - 1 in for x then you have a double negative, that becomes positive and 2+1=3 and 3•5=15
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “A function is defined by f (x) = 5 (2-x). What is f (-1) ? -5 5 15 53 ...” 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