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Chapter 5: Q13. (page 226)

Express the number421,000 in scientific notation.

Short Answer

Expert verified

The scientific notation of the given number is 4.21脳105.

Step by step solution

01

Step 1. Write down the given expression.

The given number is 421,000.

02

Step 2. Expressing the given number in scientific notation.

The number 421,000 in scientific notation is expressed as:

421,000=421脳1000=421鈥�脳(10)3=421鈥�脳(10)3(10)2(10)2....(Multiplyanddivideby(10)2)=421(10)2脳鈥�(10)3(10)21=4.21脳105

03

Step 3. Conclusion.

The scientific notation of the given number is 4.21脳1054.21脳105.

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