Round 6,215,446 to the nearest thousand

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Ответ:

momof7hardings

18.07.2022

Mathematics

y=126

We are given

y=3x-2x^2+5x^3

We can plug x=3 to find y

y=3(3)-2(3)^2+5(3)^3

now, we can simplify it

step-1: Firstly, we simplify exponents

y=9-2(9)+5(27)

step-2: now, we will multiply terms

y=9-18+135

step-3:we can add or subtract

y=-9+135

y=135-9

y=126

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