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Popular >

simplify 3x^2+(x-2)(x+1)

Solution

simplify

3 x^{2} + (x - 2) (x + 1)

Solution

4 x^{2} - x - 2

Solution steps

3 x^{2} + (x - 2) (x + 1)

Expand

(x - 2) (x + 1) : x^{2} - x - 2

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

Add similar elements:

3 x^{2} + x^{2} = 4 x^{2}

= 4 x^{2} - x - 2

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Frequently Asked Questions (FAQ)

What is 3x^2+(x-2)(x+1) ?
The solution to 3x^2+(x-2)(x+1) is 4x^2-x-2