Question

Express 75000000000 in scientific and calculator notation

Answer 1

The scientific notation:

`a\cdot10^k\\\\1\leq a < 10,\ k\in\mathbb{Z}`

`7\underbrace{5,000,000,000.}_(\leftarrow10)=7.50000000000\cdot10^(10)=7.5\cdot10^(10)`

Answer 2

`7.5*10^(10)` in scientific notation (also called standard form).