Test shows: 3(x+1)^1/2=(x+7)^1/2 while the answer booklet shows: 3(x+1)^1/2=(x-7)^1/2.

The answer key is correct. For the test, please change the problem to 3(x+1)^1/2=(x-7)^1/2

Test shows: 3(x+1)^1/2=(x+7)^1/2 while the answer booklet shows: 3(x+1)^1/2=(x-7)^1/2.

The answer key is correct. For the test, please change the problem to 3(x+1)^1/2=(x-7)^1/2

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Are the corrections for the blue book revised edition?

These corrections are for the tests in our Teacher’s Guide (the downloadable one from AskDrCallahan). They do NOT apply to the Teacher’s Guide written by Jacobs (the blue paperback book).