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Very small numbers are written in standard form using:
ADecimal points
BNegative powers
CPositive powers
DPrime factors
Answer & Solution
Correct answer: B. Negative powers
1. Standard form writes a number as a decimal times a power of ten.
2. For a number smaller than one, the power must shrink it.
3. Very small numbers use negative exponents.
4. So the answer is negative powers.
_Source: NCERT Class 8 Mathematics, Ch 10 'Exponents and Powers'_
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