What is (3x^3+2x-1)+(4x^2-2x+7) ?

The solution to (3x^3+2x-1)+(4x^2-2x+7) is 3x^3+4x^2+6

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simplify (3x^3+2x-1)+(4x^2-2x+7)

simplify

(3 x^{3} + 2 x - 1) + (4 x^{2} - 2 x + 7)

3 x^{3} + 4 x^{2} + 6

Solution steps

(3 x^{3} + 2 x - 1) + (4 x^{2} - 2 x + 7)

Simplify

(3 x^{3} + 2 x - 1) + (4 x^{2} - 2 x + 7) : 3 x^{3} + 2 x - 1 + 4 x^{2} - 2 x + 7

= 3 x^{3} + 2 x - 1 + 4 x^{2} - 2 x + 7

Group like terms

= 3 x^{3} + 4 x^{2} + 2 x - 2 x - 1 + 7

Add similar elements:

2 x - 2 x = 0

= 3 x^{3} + 4 x^{2} - 1 + 7

Add the numbers:

- 1 + 7 = 6

= 3 x^{3} + 4 x^{2} + 6

\frac{2}{7} \cdot 2

\frac{7}{22} - \frac{5}{33}

9 + \frac{1}{3}

9 x y^{2} + 6 x^{2} y^{2} + 21 y^{3}

\frac{87}{2}

What is (3x^3+2x-1)+(4x^2-2x+7) ?
The solution to (3x^3+2x-1)+(4x^2-2x+7) is 3x^3+4x^2+6