we round off 4.0123456 × 10*18 as 4 × 10*18, will it affect the value
significantly? (Support your answer with calculations/worked examples if any required).
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Answer:Yes it will affect.
Step-by-step explanation:We should first calculate 4.0123456 × 10^18 using scientific calculators or using logarithmic tables and after that only we should round off it.
If we calculate 4.0123456 × 10^18, the answer is 4,012,345,600,000,000,000. But if we calculate 4 x 10^18, the answer is 4,000,000,000,000,000,000. The difference is 12,345,600,000,000,000 which is a large value.
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