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1.1 Change in tandem

Interactive practice questions

True or False?

When working with a function, substituting a certain value of $x$x into the formula gives only one value of $y$y for that value of $x$x.

True

A

False

B
Medium
< 1min

What is the name used to describe a graph where for some value of $x$x, there exists two or more different values of $y$y?

Medium
< 1min

True or False?

A horizontal line can intersect the graph of a function at more than one point.

Medium
< 1min

Consider the following statement:

All relations are functions.

Medium
< 1min
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Outcomes

1.1.A

Describe how the input and output values of a function vary together by comparing function values.

1.1.B

Construct a graph representing two quantities that vary with respect to each other in a contextual scenario.

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