SOLUTION: 4x^2-4x=1
Algebra.Com
Question 193113: 4x^2-4x=1
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Start with the given equation.
Subtract 1 from both sides.
Notice we have a quadratic equation 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 .
Simplify the square root
or Break up the expression.
or Reduce
So the answers are or
which approximate to or
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