Algebra-1

In scientific notation, the coefficient (or base) should be a number between 1 and 10. Given this requirement, let’s evaluate the options:

A.: This is correct because 9.01 is between 1 and 10, and is an appropriate exponent.

B.: This is not correct scientific notation because 90.1 is not between 1 and 10. It should be written as .

C.

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