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please help me, the professor is confusing and i will thumbs up for trying, this is hard for me.
Financial year 2019 2018 2020 2021 2021 2022 2019 2020 Shoe Carnival Inc. X-value (o corresponds to 2018) Foot Locker Financial year | X-valuve (0 corresponds to 2018) O 2018 2022 6 2 4 2 3 4 vet income (Mil USD USD) 18.68M 37.98 M 42.85 M 15.99 M 154.88 M Net Incom (Mil USD) 284 M 541 M 491 M 323 M 893 M

The average rate of change f(b) - f(a) ba ((o) = 284m є (4) = 893 М = Rate of change Shoe Carnival у (о) = 18.65 м 9 (4) = 154.88 м д(4) -g(0) = 152.25 M of USD Foot locver 4-0 кан об сувда average rate of change спанде f(4)-f(o) 4-6 154 88-18-65 ч 65 - 34.0575 of usD x=0 corresponds to 2018 2022 хач 893-284 Ч 3.23 Ч боя Ч

Net Income (Millions of USD) Net Income for (Shoe Carnival Inc) (2018- 2022) 180 160 140 120 100 Net Income (Millions of USD) 80 60 40 20 0 1000 900 800 O 700 600 500 400 300 200 100 0 0 y=15.015x³-75.272x+94.899x+15.612 R2 -0.9503 0.5 1 3 Year (x=0 corresponds to 2018) Net Income for (Foot Locker) (2018-2022) 1 2 y-87.083x¹-486.21x² +703.77x+274.47 2 R¹-0.9728 1.5 3 Year (x-0 corresponds to 2018) 4 2.5 3.5 4 4.5 5