Learn how to multiply two numbers in scientific notation

Learn how to multiply two numbers in scientific notation

Assessment

Interactive Video

Mathematics

11th Grade - University

Hard

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The video tutorial explains how to multiply numbers in scientific notation. It begins by introducing the concept and emphasizes keeping the numbers in scientific notation for simplicity. The process involves multiplying the base numbers and adding the exponents. The tutorial highlights the importance of ensuring the first value is between one and ten, adjusting the decimal point accordingly. The final section stresses the need for accuracy in presenting the final answer in proper scientific notation.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of multiplying 10^2 by 3 * 10^4 in scientific notation?

3 * 10^6

18 * 10^6

30 * 10^6

6 * 10^6

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When multiplying numbers in scientific notation, what should you do with the exponents if the bases are the same?

Subtract the exponents

Divide the exponents

Multiply the exponents

Add the exponents

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why can't a coefficient in scientific notation be greater than 10?

It makes calculations more complex

It is not a valid scientific notation format

It is harder to read

It is not allowed in mathematics

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If a coefficient in scientific notation is 18, how should it be adjusted?

Keep it as 18

Change it to 180 and adjust the exponent

Change it to 1.8 and adjust the exponent

Change it to 0.18 and adjust the exponent

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many places should the decimal point be moved to adjust 18 * 10^6 to proper scientific notation?

5 places

6 places

7 places

8 places