Answer:
f(-3) = 18
Step-by-step explanation:
We need just substitute x with (-3) and calculate it.
f(-3) = (-3)² -2*(-3) + 3 = 9 + 6 +3 = 18
Answer:
It is not true. 19 - 10 = 9.
:) Hope this helps
It would be the last one to add up to 180 witch is a triangle or supplementary
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