20-03-2017
Mathematics

Answered

Checking for extraneous solutions

Checking for extraneous solutions class=

Verified Answer :

20-03-2017

There is no restriction on the domain because there is a cube root for all real values positive or negative. So you can solve this as there are no extraneous solutions...

Cube both sides...

2x-4=-8

2x=-4

x=-2

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