Question l.8: Divide: 6.4 × 10^8/ 2.57 × 10^10
Divide: \frac{ 6.4 \times 10^8}{2.57 \times 10^{10}}
Solution
6.4 \div 2.57 = 2.5
Subtract exponents:
10^8 \div 10^{10} = 10^{8-10} = 10^{-2}
Answer:
2.5 \times 10^{-2}
Related Answered Questions
Question: l.6
Verified Answer:
Solution
7.40 \times 3.12 = 23.1
A...
Question: l.5
Verified Answer:
To add these two numbers, we make both exponents 2...
Question: l.9
Verified Answer:
Solution
1.62 \div 7.94 = 0.204
Sub...
Question: l.7
Verified Answer:
Solution
4.6 \times 9.2 = 42
Add e...
Question: l.4
Verified Answer:
\begin{array}{r} 3.6 \times 10^{-3} \\ +9.1...