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25-09-2020
Mathematics

contestada

(4r^3+3r^4)-(r^4-5r^3)

Respuesta :

25-09-2020

Answer:

9r³ + 2r⁴

Step-by-step explanation:

Step 1: Write expression

4r³ + 3r⁴ - (r⁴ - 5r³)

Step 2: Distribute negative

4r³ + 3r⁴ - r⁴ + 5r³

Step 3: Combine like terms

9r³ + 2r⁴

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