There are two significant digits. Option C
What is quotient?
Quotient is simply referred to the number determined from the division of one number by another.
From the information given, we have to find the quotient of 2. 09 10^9 and 4. 053 × 10^-4
This is expressed as;
[tex]\frac{2. 09 * 10^9}{4. 053 * 10^-4}[/tex]
Using the law of indices;
[tex]\frac{2. 09}{4. 053}[/tex] × 10^9 -(-4)
Find the quotient
0. 51 × 10^9 + 4
0. 51 × 10^13
There are two significant digits, that is, 5 and 1.
Thus, there are two significant digits. Option C
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