Carry out the indicated operation and give your answer with the specified number of significant digits.
-$\left( 8.6 \times 10 ^ { 4 } \right) \div \left( 1.4 \times 10 ^ { - 4 } \right) ; 2$ significant digits
A) $6.1 \times 10 ^ { 0 }$
B) $6.14 \times 10 ^ { 8 }$
C) $6 \times 10 ^ { 8 }$
D) $6.1 \times 10 ^ { 8 }$

Question

Quizplus · Accepted Answer

The operation $\left( 8.6 \times 10 ^ { 4 } \right) \div \left( 1.4 \times 10 ^ { - 4 } \right)$ equals $6.14 \times 10^{8}$, but rounded to 2 significant digits, it is $6.1 \times 10^{8}$.

Carry Out the Indicated Operation and Give Your Answer with the Specified