Q. 245.0( 2 Votes )
Out of the four options, only one is correct. Write the correct answer.
The standard form for 0.000064 is
A. 64 × 104
B. 64 × 10–4
C. 6.4 × 105
D. 6.4 × 10–5
Answer :
Standard form is a form of writing very large or very small numbers without negative exponent and in a précised form, with decimal after one digit.
We know that,
By laws of exponent,
⇒ 0.000064 = 6.4 × 10-5
Hence, the standard form for 0.000064 is 6.4 × 10-5.
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