To factor a binomial, write it as the sum or difference of two squares or as the difference of two cubes. To factor a trinomial x^2+bx+c find two numbers u, v that multiply to give c and add to b. Rewrite the trinomial as the product of two binomials (x-u) (x-v)

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Add 2 2 to both sides of the equation. To create a trinomial square on the left side of the equation, find a value that is equal to the square of half of b b. Add the term to each side of the equation. Simplify the equation. Tap for more steps... Factor the perfect trinomial square into (x −2)2 (x - 2) 2. Solve the equation for x x.

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2016年7月23日 · #x^2 +4x + 2=0# cannot be factored because there are no factors of 2 which add up to 4. It can be solved by the method of completing the square or the quadratic formula . Completing the square will be easier.

x^{2}+4x-2=0 Quadratic equations such as this one can be solved by completing the square. In order to complete the square, the equation must first be in the form x^{2}+bx=c.