Other tags that relate to Tangled Trig Graphs
Trigonometric functions and graphs. Transformation of functions. Symmetry. Turning points. Inequalities. Biology. Functions and their inverses. Maths Supporting SET. Graphing software and graphical calculators. Graph sketching.There are 13 results
Broad Topics > Coordinates, Functions and Graphs > Functions and their inverses
Pitchfork
Age 16 to 18
Challenge Level
Plot the graph of x^y = y^x in the first quadrant and explain its properties.
Curve Match
Age 16 to 18
Challenge Level
Which curve is which, and how would you plan a route to pass between them?
Area L
Age 16 to 18
Challenge Level
By sketching a graph of a continuous increasing function, can you prove a useful result about integrals?
Maths Shop Window
Age 16 to 18
Challenge Level
Make a functional window display which will both satisfy the manager and make sense to the shoppers
Real-life Equations
Age 16 to 18
Challenge Level
Here are several equations from real life. Can you work out which measurements are possible from each equation?
Inverting Rational Functions
Age 16 to 18
Challenge Level
Consider these questions concerning inverting rational functions
Function Pyramids
Age 16 to 18
Challenge Level
A function pyramid is a structure where each entry in the pyramid is determined by the two entries below it. Can you figure out how the pyramid is generated?
Modular Fractions
Age 16 to 18
Challenge Level
We only need 7 numbers for modulus (or clock) arithmetic mod 7 including working with fractions. Explore how to divide numbers and write fractions in modulus arithemtic.
Readme
Age 16 to 18
Challenge Level
Decipher a simple code based on the rule C=7P+17 (mod 26) where C is the code for the letter P from the alphabet. Rearrange the formula and use the inverse to decipher automatically.
Double Time
Age 16 to 18
Challenge Level
Crack this code which depends on taking pairs of letters and using two simultaneous relations and modulus arithmetic to encode the message.
NRICH is part of the family of activities in the Millennium Mathematics Project.