3. Further Functions, Relations and Graphs
Interactive practice questions
If $y$y varies inversely with $x$x we write the equation:
$y=x^k$y=xk
A
$y=x+k$y=x+k
B
$y=kx$y=kx
C
$y=\frac{k}{x}$y=kx
D
Easy
< 1min
Consider the values in each table. Which two of them could represent an inversely proportional relationship between $x$x and $y$y?
Easy
< 1min
Consider the equation $s=\frac{375}{t}$s=375t.
Easy
1min
In the table of values below, $m$m is proportional to $\frac{1}{p}$1p.
Easy
4min
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