Sunday, November 05, 2006

Test question #11

The question asked what transformation in what order, produce the graph of y= the cube root of (8/3x + 1) from the graph of y= the cube root of x. My answer was scale horizontally by 3/8 and then slide left 1 unit, but sliding by 1 unit was wrong. What is the correct answer?

1 Comments:

Blogger Will Z said...

You have to remember to factor frst. (8x/3+1)===>8/3(x+3/8) so the transformation would be...

scaled horizontally by 3/8 and translated left 3/8

8:29 PM  

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