Find the sum. Long gone out of my mind

asked Jan 22, 2023 137k views

1 vote

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$4r {}^(3) s - rs + 7r {}^(3) s + 8rs - 3 + 8rs + 6 \\ add \: \: terms \: \: of \: \: same \: \: variables \\ 11r {}^(3) s + 15rs + 3$

Anfisa answered Jan 29, 2023

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