Exploring Basic Math with the TI-84 Plus CE

What is the correct sequence to turn off the TI-84 Plus CE calculator?

• Press ON key

• Press 2nd and then ON

• Press ALPHA and then ON

• Press MODE and then ON

How do you know when the calculator is fully charged?

• The LED light turns green

• The LED light turns red

• The LED light turns blue

• The LED light turns off

Which key is equivalent to the equals key on simpler calculators?

• ALPHA

• 2nd

• MODE

• ENTER

What is the result of 7 times 12 on the TI-84 Plus CE calculator?

• 108

• 96

• 84

• 72

How do you enter the square root symbol on the TI-84 Plus CE calculator?

• Press ON and then x²

• Press MODE and then x²

• Press 2nd and then x²

• Press ALPHA and then x²

What is the result of the square root of 4 multiplied by 8?

• 2

• 4

• 16

• 8

Which mode should you select to perform calculations in degrees?

• Radian

• Degree

• Floating

• Real

What is the cosine of 180 degrees?

• 0

• 1

• 0.5

• -1

Which menu allows you to find the absolute value of a number?

• Probability

• Complex

• Math

• Numeric

What key combination brings up the context menu on the home screen?

• MODE and F1

• 2nd and F1

• ALPHA and F1

• ON and F1