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Answer:
A) (– 3,0) and (1,0)
Explanation:
Plugging the given x-values into the equation gives us;
ƒ(x) = x² + 2x – 3
f(-3) = (-3)² + 2(-3) - 3 = 0
and
f(1) = (1)² +2(1) - 3 = 0
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