Simplify (5n9)2n

$(5 n \cdot 9) \cdot 2 n$

Step 1

Multiply $n$ by $n$ by adding the exponents.

Move $n$ .

$5 (n \cdot n) \cdot 9 \cdot 2$

Multiply $n$ by $n$ .

$5 n^{2} \cdot 9 \cdot 2$

$5 n^{2} \cdot 9 \cdot 2$

Step 2

Multiply $9$ by $5$ .

$45 n^{2} \cdot 2$

Step 3

Multiply $2$ by $45$ .

$90 n^{2}$

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