The product is 20. 007 × 10 ^ -12. Option A
What is scientific notation?
Scientific notation is simply known as standard form.
The standard form of a number or variable is the defined as the value power or exponent of the number.
Example;
The standard form of 1000 is expressed as 1 × 10^3
The standard form of 20 is expressed as 2 × 10^1
From the information given, we have;
(3.9 × 10^-2)(5.13 × 10^-10)
In multiplying these forms, we use the law of indices, stating that we add the powers
3. 9 × 5. 13 × 10 ^ -2(-10)
20. 007 × 10 ^ -12
Thus, the product is 20. 007 × 10 ^ -12. Option A
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