Desmos Calculator Functionality

This video tutorial demonstrates how to evaluate various mathematical expressions using Desmos. It covers basic arithmetic, complex expressions involving powers and negatives, square and cube roots, trigonometric functions, and logarithms. The tutorial provides step-by-step instructions on using Desmos' features, such as the keyboard and function menus, to input and solve these expressions. It also highlights the importance of setting the correct mode for trigonometric calculations and offers tips for navigating Desmos' interface effectively.

What is the first step to start evaluating expressions on Desmos?

• Click on 'Start Graphing'

• Open the calculator app

• Select 'Evaluate Expressions'

• Go to the 'Settings' menu

How do you enter a negative number in Desmos?

• Use the division sign

• Use the plus sign

• Use the underscore symbol

• Use the minus sign

Which button is used to calculate the square root in Desmos?

• The 'square root' button

• The 'exponent' button

• The 'a squared' button

• The 'absolute value' button

What is the result of 16 raised to the power of 3/4 in Desmos?

• 4

• 8

• 16

• 32

How do you find the cube root of a number in Desmos?

• Use the 'absolute value' button

• Use the 'radical with an index of n' button

• Use the 'a squared' button

• Use the square root button

What is the absolute value of -7?

• -7

• 0

• 7

• 14

Which mode should Desmos be in to evaluate cosine of pi?

• Radian mode

• Scientific mode

• Degree mode

• Graphing mode

How do you enter the natural log of e cubed in Desmos?

• Type 'log' and then '3'

• Type 'ln' and then 'e^3'

• Type 'log' and then 'e^3'

• Type 'ln' and then '3'

What is the approximate value of inverse sine of square root 3 divided by 2?

• 2.0944

• 1.0472

• 0.5236

• 1.5708

What is the result of log base 2 of 8 plus pi to four decimal places?

• 6.1416

• 7.1416

• 5.1416

• 3.1416