How do you find the discriminant for 10n(squared)+6n+1=0 ? and then state the number and type of solutions?

Question

owlfred · Answer

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anonymous · Answer

The discriminant is defined as b^2 - 4ac.

your equation follows the form ax^2 + bx +c, so b^2 - 4ac =

6^2 - (4*10*1) = 36 - 40 = -4, the type of the solution is imaginary, and the number of solutions is 1,  2i is the answer

anonymous · Answer

Thank you very much, but how is 2 the answer ? wouldnt -4 be the answer?

anonymous · Answer

you are right -4 is the answer, i though i read to find root

anonymous · Answer

Thank you!

anonymous · Answer

:) np