Answer:-
To write 673.5 in scientific notation, follow these steps: Place the decimal after the first non-zero digit: 6.735 Count how many places the decimal moved: It moved two places to the left. Express this as a power of 10: 6.735 × 10 2 6.735×10 2 So, 673.5 in scientific notation is 6.735 × 10 2 6.735×10 2 . This format makes it easier to work with large or small numbers in scientific calculations.
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