3. A number written in scientific notation is a product of two factors. One of the factors is a power of 10. Describe the other factor.

You can find the product of a number and a power

of 10 by moving the decimal point of the number.

– If the exponent is positive, move the decimal point to

the right.

– If the exponent is negative, move the decimal point to

the left.

• You may need to write zeros to the right or left of

the number in order to move the decimal point.

Step-by-step explanation: