# Math help

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Which of the following statements is NOT true regarding an expression written in scientific notation in the form of a x 10n ?
A.)The value of a must be greater than or equal to 1 and smaller than 10.
B.)The value of n must be an integer.
C.)Doubling n results in a doubling of the value of the expression.
D.)Doubling a results in a doubling of the value of the expression.

I think it is C...? Not positive

• Math help -

correct

10^4 is not twice as big as 10^2

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