Problem 4 of 22num-004
Which of the following is written in scientific notation?
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Solution walkthrough1:30
- Multiplication can go in any order, so put the plain numbers together and the powers of together.
- . For powers of the same base, add the exponents: .
- Scientific notation needs a first number that is at least and less than . Here is too big.
- In the decimal point hops places left to sit after the , giving .
- is the right value in the wrong form. and miscount the hops.