Basic Math Examples

$(- 3 \cdot 10^{- 5}) (3 \cdot 10^{3})$

Step 1

Multiply $- 3$ by $3$ .

$- 9 (10^{- 5} \cdot 10^{3})$

Step 2

Multiply $10^{- 5}$ by $10^{3}$ by adding the exponents.

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Step 2.1

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

$- 9 \cdot 10^{- 5 + 3}$

Step 2.2

Add $- 5$ and $3$ .

$- 9 \cdot 10^{- 2}$

Step 3

The result can be shown in multiple forms.

Scientific Notation:

$- 9 \cdot 10^{- 2}$

Expanded Form:

$- 0.09$