Scientific Notation and TI-84 Functions

The video tutorial explains how to divide numbers in scientific notation using a TI-84 graphing calculator. It covers the process of entering numbers in scientific notation, performing division, and converting the results into both scientific and decimal notation. The tutorial includes two example problems to illustrate the steps and concepts involved.

What is the first step in dividing numbers in scientific notation using the TI-84 calculator?

• Convert the numbers to fractions.

• Enter the numbers in decimal form.

• Use the graphing function.

• Enter the numbers in scientific notation.

Which key combination is used to enter the exponent in scientific notation on the TI-84?

• Second, E

• Second, comma

• Alpha, E

• Alpha, comma

What is the correct way to enter a negative exponent on the TI-84?

• Use the minus key.

• Use the negative key.

• Use the subtraction key.

• Use the division key.

How many zeros are in the decimal representation of the quotient from the first example?

• Six

• Four

• Seven

• Five

What is the scientific notation of five million?

• 5 x 10^5

• 5 x 10^6

• 5 x 10^8

• 5 x 10^7

What is the importance of the exponent sign in scientific notation?

• It shows the number of zeros.

• It is irrelevant.

• It determines the size of the number.

• It indicates the number of decimal places.

In the second example, what is the numerator in scientific notation?

• 3 x 10^-2

• 6 x 10^-3

• 3 x 10^2

• 6 x 10^3

What is the result of the second example in scientific notation?

• 2 x 10^-6

• 2 x 10^-5

• 2 x 10^-4

• 2 x 10^-7

How many places do you move the decimal point to convert 2 x 10^-5 to decimal notation?

• Five places to the left

• Six places to the left

• Four places to the left

• Three places to the left

What is the decimal notation of 2 x 10^-5?

• 0.00002

• 0.00000002

• 0.000002

• 0.0000002