Evaluate Using Scientific Notation (710^8)(910^6)

$(7 \cdot 10^{8}) (9 \cdot 10^{6})$

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

$(7 \cdot 9) (10^{8} \cdot 10^{6})$

Multiply $7$ by $9$ .

$63 (10^{8} \cdot 10^{6})$

Multiply $10^{8}$ by $10^{6}$ by adding the exponents.

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

$63 \cdot 10^{8 + 6}$

Add $8$ and $6$ .

$63 \cdot 10^{14}$

Write $63 \cdot 10^{14}$ in proper scientific notation.

$6.3 \cdot 10^{15}$

Evaluate Using Scientific Notation (7*10^8)(9*10^6)