Pre-Algebra Examples

$(- x^{4}) (- x)$

Step 1

Rewrite using the commutative property of multiplication.

$- 1 \cdot - 1 x^{4} x$

Step 2

Multiply $x^{4}$ by $x$ by adding the exponents.

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Step 2.1

Move $x$ .

$- 1 \cdot - 1 (x \cdot x^{4})$

Step 2.2

Multiply $x$ by $x^{4}$ .

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Step 2.2.1

Raise $x$ to the power of $1$ .

$- 1 \cdot - 1 (x^{1} x^{4})$

Step 2.2.2

Use the power rule $a^{m} a^{n} = a^{m + n}$ to combine exponents.

$- 1 \cdot - 1 x^{1 + 4}$

Step 2.3

Add $1$ and $4$ .

$- 1 \cdot - 1 x^{5}$

Step 3

Multiply $- 1$ by $- 1$ .

$1 x^{5}$

Step 4

Multiply $x^{5}$ by $1$ .

$x^{5}$