SOLUTION: solve the equation
1/x-2 - 4/x^2-4 = 5
please help me solve this equation
Algebra.Com
Question 197269: solve the equation
1/x-2 - 4/x^2-4 = 5
please help me solve this equation
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Ignore the previous post (there is a solution).
Start with the given equation.
Factor the second denominator
Take note that or (these values cause a division by zero)
Simplify
FOIL
Distribute
Combine like terms.
Get everything to one side.
Combine like terms.
Notice we have a quadratic in the form of where , , and
Let's use the quadratic formula to solve for "x":
Start with the quadratic formula
Plug in , , and
Negate to get .
Square to get .
Multiply to get
Rewrite as
Add to to get
Multiply and to get .
Take the square root of to get .
or Break up the expression.
or Combine like terms.
or Simplify.
So the possible solutions are or
However, recall that we stated that (this values causes a division by zero). So is NOT a solution.
===============================================================
Answer:
So the only solution is
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