How can I calculate the zeros of x^3+3x^2-4? I know the answers (x1= -2 and x2= 1) but I need to show why these are the zeros.

asked Dec 18, 2022 96.3k views

13 votes

How can I calculate the zeros of x^3+3x^2-4?

I know the answers (x1= -2 and x2= 1) but I need to show why these are the zeros.

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10 votes

Answer:

x = 2

x = -1

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