Explanation:
this is
3.0 × 10⁷
as 30 000 000 has 7 zeroes (7 sequential and continuously increasing powers of 10 starting with 10¹).
and the first non-zero digit is 3.
Answer:
3×10^7
Write 30 000 000 in standard form.
=3×10,000,000
=3×10^7
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