Question

Rewrite the equation by completing the square x^2 + 14x + 49 = 0

(X + [ ] )^2 = [ ]

Answer 1

-7,1

Explanation:

x^2+14x+49=0

x^2+14x/2=0-49

x^2+7x=-49

x^2+(7x)²=-49+49

x²+7x²=0

(x+7x)²=0

√(x+7x)²=0

x+7=0

x=-7,1