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2 votes
What is X when X² -5X equals negative 20

User Fdfrye
by
6.2k points

1 Answer

6 votes

Answer:

x=(5+sqrt(55)i)/2, (5-sqrt(55)i)/2.

Explanation:

x^2-5x=-20

x^2-5x-(-20)=0

x^2-5x+20=0

Apply the quadratic formula.

User Pcgben
by
7.3k points
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