Interactive practice questions
Consider the function $y=2^x$y=2x.
a
Graph the curve of the function $y=2^x$y=2x:
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b
On the same set of axes, sketch the graph of $y=\log_2x$y=log2x.
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c
Fill in the blank to complete the following statement:
The $y$y-value of the $y$y-intercept of $y=2^x$y=2x is also the $\editable{}$-value of the $\editable{}$-intercept of $y=\log_2x$y=log2x.
Easy
3min
The following plot shows the graph of $y=10^x$y=10x and its reflection across the line $y=x$y=x.
Easy
1min
Consider the function $y=10^{-x}$y=10−x and its inverse function:
Easy
3min
Rewrite $y=2\log_ex-3$y=2logex−3 with $x$x as the subject of the equation.
Easy
2min
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