SOLUTION: x^4=7(x^2)+18
Solve for x.
Algebra.Com
Question 1025983: x^4=7(x^2)+18
Solve for x.
Answer by ankor@dixie-net.com(22740) (Show Source): You can put this solution on YOUR website!
Solve for x.
Arrange as a quadratic equation
Factor
The positive solution is what we want here
Two solutions
x = 3
and
x = -3
:
looks like this
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