Go Graphic

Online Training

The A-Z of Graphic Calculators: From a brief introduction, through plotting and investigating graphs, to how to analyse data in 26 short videos. The curriculum, covered.

CG50: The basics

How to operate and reset the fx-CG50
The functions of the main operating keys, resetting your calculator and some fundamental numerical calculations.

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Solve quadratic equations

Solve quadratic equations numerically using the fx-CG50
How to solve quadratic equations with real roots.

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Solve simultaneous equations numerically

Solve simultaneous linear equations numerically using the fx-CG50
How to solve simultaneous linear equations in 2 variables numerically.

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Solve trigonometric equations numerically

Solve trigonometric equations with exact values
How to use the SolveN function to solve trigonometric equations with exact values.

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Drawing good graphs

Adjusting axes and zooming on graphs
How to adjust the axes of a graph, move around the graph screen, and zoom using a variety of methods. The video also shows how to select which graphs to draw.

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Key points and intersections of graphs

Find the coordinates of key points and intersections of graphs
Use Trace and G-Solv to find the coordinates of key points such as intercepts and stationary points of graphs. Show the value of the derivative at a point, and solve the intersection of two graphs.

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Some other types of graphs and inequalities

Draw graphs in the form x = k, parametric graphs and linear inequalities
Draw graphs where x = constant, and parametric graphs. Draw inequalities and shade the feasible region. Polar graphs are in a separate video.

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Graphs with variable coefficients

How draw graphs with variable coefficients
Explore the shape of graphs when the coefficients of the variables change. See also the video ‘Transforming Graphs’.

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Transforming graphs

Explore the transformation of graphs
Explore the transformation of graphs using variable coefficients. Make sure you know how to use MODIFY first – see the video ‘Using MODIFY for graphs’.

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Table of values

How to create a table of values for a function.
Create a table of values for a function in various step sizes, and evaluate particular inputs. Create tables for the derivative function and explore roots through a change in values.

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Derivatives

Evaluate derivatives, and draw the derivative function
Evaluate first and second derivatives, and draw the derivative function.

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Integration

Evaluate definite integrals and the area under a graph
Evaluate definite integrals. Draw and calculate the area between limits and roots of a function. Draw and evaluate the area between two functions.

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Recursive sequences

Evaluate and draw recursive sequences
Evaluate recursive (inductive) sequences in the form u(n+1)=f[u(n)]. Solve equations using a recursive sequence, draw the sequence and cobweb diagram.

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Managing lists

How to enter and manipulate data in lists
How to enter data for statistics in lists and frequency tables. Correct errors, sort and make calculations such as percentages and cumulative frequency.

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Single variable statistics

How to calculate single variable statistics such as mean and quartiles
How to calculate single variable statistics such as mean, standard deviation and quartiles, both without and with a frequency table.

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Scatter diagrams and regression

How to draw a scatter diagram and calculate linear regression statistics
How to draw a scatter diagram and calculate the correlation coefficient (PMCC). Evaluate the coefficients of the regression line and plot it on the data.

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Histograms

How to draw a histogram
How to draw a histogram, and compare two different histograms.

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Boxplots

How to draw a box plot.
How to draw a box plot, and compare two different box plots.

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Binomial distribution and hypothesis testing

Calculate Binomial distribution probabilities and critical values for a hypothesis test
Calculate single and cumulative binomial probability. Calculate critical values for a hypothesis test.

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Normal distribution

Calculate Normal distribution probabilities and values
Calculate and draw probabilities for the Normal distribution. Calculate values from the inverse Normal distribution.

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Complex numbers

Calculate and solve equations with complex numbers
How to enter calculations for complex numbers. Solve the complex roots of polynomials in both exact and decimal form.

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Conic sections

Draw conic sections and with variable coefficients
Draw conic sections in rectangular, parametric and polar forms. Explore the effect on the graph of varying coefficients.

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Matrix and vector calculations

How to store and calculate using matrices and vectors
How to define and store matrices and vectors, and use them in calculations such as multiplication and vector product.

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Polar graphs

Draw polar graphs and with variable coefficients
Draw polar graphs, and restrict the graph for r>0. Explore the effect on the graph of varying coefficients.

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