alexamauti2024 alexamauti2024

12-04-2021
Mathematics

contestada

The sum of 3x^2 + x + 8 and x^2 - 9 can be expressed as ?

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thebecks thebecks

12-04-2021

Answer:

4x^2 + x - 1

Step-by-step explanation:

3x^2 + x + 8 + x^2 - 9 = 4x^2 + x - 1

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