Math help
posted by Deborah .
Which number is equal to 7(3.5 x 10to the 4th) written in scientific notation?
A.24.5 x 70to the 4th
B.2.45 x 10 to the 5th
C.24.5 x 10 to the 4th
D.1.05 x 10 to the 5th
I think it is B...?
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