$\"\"$

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The expression is $\"\"$ .

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$\"\"$ (Original expression)

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Commutative & Associative properties: $\"\"$ and $\"\"$ .

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$\"\"$

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$\"\"$ (Product of powers property: $\"\"$ )

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$\"\"$ (Multiplication: $\"\"$ )

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$\"\"$

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The value of the expression in scientific form is $\"\"$ .

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$\"\"$

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Scientific notation to standard form:

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Step 1: In $\"\"$ , note whether $\"\"$ .

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In $\"\"$ , the exponent is $\"\"$ , so $\"\"$ .

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Step 2: Since $\"\"$ , move the decimal point $\"\"$ places to the right.

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$\"\"$ .

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The value of the expression in standard form is $\"\"$ .

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$\"\"$

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The value of the expression in scientific form is $\"\"$ .

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The value of the expression in standard form is $\"\"$ .