Ask Question
31 May, 22:15

What are the zeros of f (x) = x2 - 8x+15?

O

A. x = - 5 and x = 3

O

B. x = 3 and x = 5

O

c. x = - 3 and x = 5

O

O

D. x = - 5 and x = - 3

+5
Answers (1)
  1. 1 June, 00:04
    0
    B

    Step-by-step explanation:

    f (x) = x² - 8x + 15

    x² - 8x + 15 = 0

    Sum = - 8

    Product = 15

    Factors = - 3, - 5

    x² - 3x - 5x + (-5) * (-3) = 0

    x (x - 3) - 5 (x - 3) = 0

    (x - 3) (x - 5) = 0

    x - 3 = o and x - 5 = 0

    x = 3 & x = 5
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “What are the zeros of f (x) = x2 - 8x+15? O A. x = - 5 and x = 3 O B. x = 3 and x = 5 O c. x = - 3 and x = 5 O O D. x = - 5 and x = - 3 ...” 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