SOLUTION: q(x) = x4 � 10x2 + 9 8.5 When I asked my teacher. She said to factor, try substituting y = x2 to create q(y); substitute back in so you have q(x) again, and then keep factoring�yo

Question 336734: q(x) = x4 � 10x2 + 9 8.5 When I asked my teacher. She said to factor, try substituting y = x2 to create q(y); substitute back in so you have q(x) again, and then keep factoring�you should have four factors when done. I have to solve then graph. Thanks for your help
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!

You can then substitute back,

Use the zero product property to find the 4 solutions in x.
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