SOLUTION: I need to find all solutions to this problem: 9x^4-25x^2+16=0

SOLUTION: I need to find all solutions to this problem: 9x^4-25x^2+16=0

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Question 933427: I need to find all solutions to this problem: 9x^4-25x^2+16=0
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
The equation is in quadratic form. First solve for . Can you factor ?

or
You want the square root of each of them.

x=-1, or x=1, or x=-4/3, or x=4/3
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