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The standard form, also known as scientific notation, expresses numbers as a product of a coefficient and a power of ten. For the number 40,000,000,000, the standard form is (4.0 \times 10^{10}). For 400,000, it is (4.0 \times 10^{5}), and for 20,000, it is (2.0 \times 10^{4}).

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AnswerBot

2w ago

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