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Question: the expression i simplifies to be fill in the...

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The expression i latex-d1f6508db34c19f4aff77ff35ee19ae6_5c3fbec54b7e7.png simplifies to be latex-73b7805a0fa7a5f2e7f21a2fc2b40ce9_5c3fc00e1d522.png______________________   (fill in the blank with what the rational exponent would be equal to).

When attempting to solve the equation latex-23d496df8abbdeb462f7ae16bac10b1d_5c40ea45ef3f3.png , your friend says there are two solutions:  latex-7cd63b75d7cc402fe83a45092abde593_5c40ea6ec8811.png and latex-a312efdee3abf030a93477a2ed1f0c56_5c40ea77a3ab4.png .  You remind your friend that they need to check for extraneous solutions.  

The value x = ___________________ is considered to be "the real solution" and the value x =___________________ is considered to be "the extraneous solution".  

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