Part of the graph of the function f(x) = (x – 1)(x + 7) is shown below. Which statements about the function are true?
2 answers:
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Answer:
d and g
Step-by-step explanation:
Given
(x - 2)² = - 16 ( take the square root of both sides )
x - 2 = ± = ±
= ± 4i ( add 2 to both sides )
x = 2 ± 4i
Thus
x = 2 + 4i → (d)
x = 2 - 4i → (g)