SOLUTION: Factor completely -53x^2+x^4+196 and also another Question factor completely 7x^2-7

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Question 908699: Factor completely -53x^2+x^4+196 and also another Question factor completely 7x^2-7
Found 2 solutions by Fombitz, solver91311:
Answer by Fombitz(32388) About Me  (Show Source):
Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


Let and substitute:



Note: and , hence



Substitute back



Each of the two binomial factors is the difference of two squares which you should be able to factor for yourself.

John

My calculator said it, I believe it, that settles it