supplement #7
can anyone help explain how to answer parts a and c of number 7 of the supplemental problems?
posted by julia at 2:58 PM
Blog for students in Mr. Karafiol's Period 4 Precalculus BC class to talk about math, learning math, etc.
posted by julia at 2:58 PM
1 Comments:
To go from y=x+(2/x) to y=(x/4)+(8/x), x must be replaced with (x/4). So the graph was scaled horizontally by a factor of 4. Part c is basically the same, except that after scaling horizontally by a factor of 4, you then have to replace x with (x+2), so the graph is also translated left 2 units.
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