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2 votes
X squared by 2 + 4x = -11

User Linuscash
by
7.3k points

1 Answer

5 votes

Answer:

x=-2+sqrt(7)*i, -2-sqrt(7)*i

Explanation:

x^2+4x=-11

x^2+4x-(-11)=0

x^2+4x+11=0

Apply the quadratic formula with a=1, b=4 and c=11.

User JARRRRG
by
8.5k points

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