elsiee831 elsiee831

28-09-2020
Mathematics

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someone help me with this

(r^3-6rs+6s^2) - (3r^3+rs-4s^2)

Respuesta :

28-09-2020

Answer:

-2r³ - 7rs + 10s²

Step-by-step explanation:

Step 1: Write expression

(r³ - 6rs + 6s²) - (3r³ + rs - 4s²)

Step 2: Distribute negative

r³ - 6rs + 6s² - 3r³ - rs + 4s²

Step 3: Combine like terms

-2r³ - 7rs + 10s²

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