# Resources tagged with: Exponential function

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Broad Topics > Functions and Graphs > Exponential function ### Gosh Cosh

##### Age 16 to 18 Challenge Level:

Explore the hyperbolic functions sinh and cosh using what you know about the exponential function. ### Integral Equation

##### Age 16 to 18 Challenge Level:

Solve this integral equation. ### Exponential Trend

##### Age 16 to 18 Challenge Level:

Find all the turning points of y=x^{1/x} for x>0 and decide whether each is a maximum or minimum. Give a sketch of the graph. ### Hyperbolic Thinking

##### Age 16 to 18 Challenge Level:

Explore the properties of these two fascinating functions using trigonometry as a guide. ### What Are Complex Numbers?

##### Age 16 to 18

This article introduces complex numbers, brings together into one bigger 'picture' some closely related elementary ideas like vectors and the exponential and trigonometric functions and. . . .