Evaluate Using Scientific Notation (2.4510^4)(3.2*10^2)

$(2.45 \cdot 10^{4}) \cdot (3.2 \cdot 10^{2})$

Group coefficients together and exponents together to multiply numbers in scientific notation.

$(2.45 \cdot 3.2) (10^{4} \cdot 10^{2})$

Multiply $2.45$ by $3.2$ .

$7.84 (10^{4} \cdot 10^{2})$

Multiply $10^{4}$ by $10^{2}$ by adding the exponents.

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

$7.84 \cdot 10^{4 + 2}$

Add $4$ and $2$ .

$7.84 \cdot 10^{6}$

Evaluate Using Scientific Notation (2.45*10^4)*(3.2*10^2)