When you compare the two functions, you see that the second is obtained by multiplying the first by 5.
Since you know multiplication of a function by some factor causes vertical expansion by that factor, you know the transformation is "vertical expansion by a factor of 5."
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y=x^3
Expand vertically by 5 units
y=5x^3
When you compare the two functions, you see that the second is obtained by multiplying the first by 5.
Since you know multiplication of a function by some factor causes vertical expansion by that factor, you know the transformation is "vertical expansion by a factor of 5."
an up-down expansion by a factor of 5