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5 votes
5 votes
Which equation has imaginary roots?

A. x(5 + x) = 8
B. x(5 - x) = -3
C. x(x + 6) = -10
D.(2x + 1)(x – 3) = 7

User Glitch
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1 Answer

23 votes
23 votes
im not sure but it could possibly be A because x(5+x)=8 would come out to xx=3 which could mean that each x is equal to 1.5.

B comes out to xx=2 which could be x=1.

C comes out to xx=-16 which could mean that x equals -8.

D simplified is 3x-2=7 and comes out to 3x=9 which means x could equal 3.
User David Shorthose
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