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valentina_108 [34]
3 years ago
15

YALLLL SOMEONE HELP A GIRL OUTTTT (ALSO NO LINKS I KNOW UR TRYING TO SCAM LOL)

Mathematics
1 answer:
a_sh-v [17]3 years ago
5 0

Answer:

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

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