SOLUTION: x=1+4/x

Question 159847: x=1+4/x
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
x=1+4/x
X-4/X=1
(X*X-4)/X=1
X^2-4=X
X^2-X-4=0
USING THE QUADRATIC EQUATION:WE GET:
X=(1+-SQRT[-1^2-4*1*-4 ])/2*1
X=(1+-SQRT[1+16])/2
X=(1+-SQRT17)/2
X=(1+-4.1231)/2
X=(1+4.1231)/2
X=5.1231/2
X=2.562 ANSWER.
X=(1-4.1231)/2
X=-3.1231/2
X=-1.562 ANSWER.
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