iGCSE (2021 Edition)
5.06 Sketching polynomials
Interactive practice questions
By considering the graph of $y=x^3$y=x3, determine the following:
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a
As $x$x becomes larger in the positive direction (ie $x$x approaches infinity), what happens to the corresponding $y$y-values?
they approach zero
A
they become very large in the positive direction
B
they become very large in the negative direction
C
b
As $x$x becomes larger in the negative direction (ie $x$x approaches negative infinity), what happens to the corresponding $y$y-values?
they become very large in the positive direction
A
they approach zero
B
they become very large in the negative direction
C
Easy
< 1min
Does the graphed function have an even or odd power?
Easy
< 1min
Consider the graph of the function $y=x^3$y=x3.
Fill in the gaps to complete the statement.
Easy
< 1min
Consider the cubic function $y=-x^3$y=−x3
Easy
2min
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