Question

Find the value and express it in standard form 5×10⁸×2×10¹¹​

Answer 1

How to write numbers in standard form:

• Write the first number 8.
• Add a decimal point after it: 8.
• Now count the number of digits after 8. There are 13 digits.
• So, in standard form: 81 900 000 000 000 is 8.19 × 10¹³

Answer 2

Answer:

10^20

Step-by-step explanation:

5*2=10

10^1+8+11