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ErikaS7494

ErikaS7494

16.08.2021 •

Mathematics

Find the value of the expression x3−y3+x2+y2+3 by substituting x=−2 and y=1.

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Ответ:

kaeakal

16.08.2021

$\\ \sf\dashrightarrow x^3-y^3+x^2+y^2+3$

$\\ \sf\dashrightarrow (-2)^3-(1)^3+(-2)^2+(1)^2+3$

$\\ \sf\dashrightarrow -8-1+4+3$

$\\ \sf\dashrightarrow -9+7$

$\\ \sf\dashrightarrow -2$

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Ответ:

rpegler4

17.01.2022

The answer to this question is (1,-2) as it falls outside of the shaded region.

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