Answer:
A
Step-by-step explanation:
It’s a
Answer:
f(3) = -13
Step-by-step explanation:
f(x)= - x²-4 (not (-x)²)
f(3) = - 3² - 4 = - 9 - 4 = -13
Sum of all exterior angles = 360°
If each angle is 9°,
Number of sides = 360 ÷ 9
Number of sides = 40
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Answer: Number of sides = 40
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