Answer:
25%
Step-by-step explanation:
The percent of increase can be calculated using following formula:
In your case,
- Initial amount = 12 students;
- Final amount = 15 students,
then
ANSWER
See explanation.
EXPLANATION
The given expression is
The parent function is
We can see that the transformation is of the form:
This is a vertical upward shift of the parent function by k units.
The graph of y=x^2+5 can be obtained from the graph y=x^2 by shifting the graph of y=x^2 up by 5 units.
b) The graph of y= 10x^2 can be obtained from the graph y=x^2 by stretching vertically the graph of y=x^2 by a factor of 10.
Answer:
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