Question

Determine the correct scientific notation form of the number. 0.00000000165

Answer 1

1.65X10^-9. Count how many places youd move the decimal. left is positive, right is negative.

Answer 2

Scientific notation consists of two parts.

The first part, a number between 1 and 10, where 1< n <10.

The second part, a power of 10, The original number is less than one; therefore, the decimal moves to the right. The exponent is negative.

So your answer is 1.65 x10^9