Which number is in the correct format for scientific notation?

a 3.8*10^12

b 33.8* 10

c 3.8 *20^8

The answer to your question is: letter A

Step-by-step explanation:

Rules for using scientific notation:

1.- The number before the decimal point must be between 1 and 10.

2.- Determine the exponent

3.- It must be in decimal format, ( x 10)

A 3.8*10^12       This number is in correct scientific notation.

B 33.8* 10         This number is incorrect, because before the decimal point the number must be between 1 and 10.

C 3.8 *20^8      This number is incorrect because the power must be 10 not 20.

answer: h

step-by-step explanation:

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