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Svetlanka [38]
3 years ago
15

Someone please please help me with this!! And I will mark you as brainlist

Mathematics
1 answer:
rusak2 [61]3 years ago
8 0

Answer:

f(x) = -x{}^{2}+3x-1\\=-(- 2)^{2} + 3(- 2) -1\\=4+(-6) - 1\\= -2-1\\=3

f(x) =  - x {}^{2}   + 3x - 1\\=     -(2){}^{2} + 3(2) -1\\ =- 4 + 6 - 1\\ = - 2 - 1\\= 1

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