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how many significant figures are in 4 0400 x 1022 a 2 b 4 c 5 d 6 e 7

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How many significant figures are in 4.0400 x 1022? a. 2.b. 4c. 5d. 6e. 7

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Answer to a math question How many significant figures are in 4.0400 x 1022? a. 2.b. 4c. 5d. 6e. 7

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