Examples

$x^{3} + x^{2} + 1$ , $x^{2} + 2 x$

Step 1

Subtract the second expression $x^{2} + 2 x$ from the first expression $x^{3} + x^{2} + 1$ .

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

Step 2

Simplify each term.

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Step 2.1

Apply the distributive property.

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

Step 2.2

Multiply $2$ by $- 1$ .

$x^{3} + x^{2} + 1 - x^{2} - 2 x$

Step 3

Simplify by adding terms.

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Step 3.1

Combine the opposite terms in $x^{3} + x^{2} + 1 - x^{2} - 2 x$ .

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Step 3.1.1

Subtract $x^{2}$ from $x^{2}$ .

$x^{3} + 0 + 1 - 2 x$

Step 3.1.2

Add $x^{3}$ and $0$ .

$x^{3} + 1 - 2 x$

Step 3.2

Move $1$ .

$x^{3} - 2 x + 1$

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