Using Desmos for Function Analysis

This video tutorial provides strategies to excel in the North Carolina Math 3 EOC using Desmos. It covers techniques for solving equations, graphing, handling piecewise functions, finding zeros, and solving rate of work problems. The tutorial emphasizes using Desmos to find equivalent expressions, solve systems of equations, and understand circle equations and diagonal properties.

What is the primary purpose of the video tutorial?

• To teach basic math concepts

• To help pass the North Carolina Math 3 EOC using Desmos

• To introduce advanced calculus topics

• To provide a history of mathematics

What is the first step in using Desmos to find an equivalent expression?

• Draw a graph manually

• Use a different math software

• Type the problem into a calculator

• Find the overlap in Desmos

When solving equations with Desmos, what should you do after setting y equals to both sides?

• Ignore the graph

• Solve the equation manually

• Calculate the derivative

• Find where the graphs intersect

How can you identify the correct graph equation using Desmos?

• By comparing features and intersections

• By using a different software

• By guessing

• By asking a friend

What is the key to solving systems of equations using Desmos?

• Drawing the graph manually

• Using a calculator

• Ignoring the x-value

• Finding the y-value at intersections

What is a common challenge when handling piecewise functions in Desmos?

• Typing them in one line

• Using a different software

• Ignoring the curly brackets

• Using separate lines for each piece

How do you find zeros of a function using Desmos?

• By using a different software

• By clicking the x-axis dots

• By ignoring the graph

• By calculating manually

What should you check if a circle doesn't show up in Desmos?

• The equation is squared

• The color of the graph

• The software version

• The size of the graph

What is essential to know when solving rectangle diagonal problems?

• The color of the rectangle

• The perimeter of the rectangle

• The area of the rectangle

• The diagonals are equal

What formula is used for rate of work problems?

• The Pythagorean theorem

• T over a plus T over B equals 1

• The quadratic formula

• A squared plus B squared equals C squared