What is x^3+3x^2-x+2x^2+6x-2 ?

The solution to x^3+3x^2-x+2x^2+6x-2 is x^3+5x^2+5x-2

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simplify x^3+3x^2-x+2x^2+6x-2

simplify

x^{3} + 3 x^{2} - x + 2 x^{2} + 6 x - 2

x^{3} + 5 x^{2} + 5 x - 2

Solution steps

x^{3} + 3 x^{2} - x + 2 x^{2} + 6 x - 2

Group like terms

= x^{3} + 3 x^{2} + 2 x^{2} - x + 6 x - 2

Add similar elements:

3 x^{2} + 2 x^{2} = 5 x^{2}

= x^{3} + 5 x^{2} - x + 6 x - 2

Add similar elements:

- x + 6 x = 5 x

= x^{3} + 5 x^{2} + 5 x - 2

3^{7}

\frac{4 m}{24 mn}

- y \cdot x \cdot y

- \frac{1}{6} - \frac{1}{2}

- 9 \cdot 4

What is x^3+3x^2-x+2x^2+6x-2 ?
The solution to x^3+3x^2-x+2x^2+6x-2 is x^3+5x^2+5x-2