Solve the quadratic equation by completing the square. x^2−4x-10=0 First, choose the appropriate form and fill in the blanks wit
h the correct numbers. Then, solve the equation. If there is more than one solution, separate them with commas.
Form:________________
Solution: x=
2 answers:
The answers are (4+(56^1/2))/2 and (4-(56^1/2))/2
X^2 - 4x - 10 = 0
x^2 - 4x = 10
x^2 - 4x + 4 = 10 + 4
(x - 2)^2 = 14
x - 2 = (+-) sqrt 14
x = 2 (+-) sqrt 14
x = 2 + sqrt 14 and x = 2 - sqrt 14 <== ur solutions
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