Find All Real Values of X Such That F(x)= 0

question 20

Multiple Choice

Find all real values of x such that f(x) = 0
F(x) = x³ - x² - 9x + 9

• A)x = 0,3
• B)x = 1,-3
• C)x = 0,-3
• D)x = 1,3
• E)x = 1,±3