serroyaanCa0dak4ong serroyaanCa0dak4ong

25-03-2017
Mathematics

Answered

Use the discriminant to determine the number and type of solutions the equation has.

x2 + 8x + 12 = 0

Ano real solution

Bone real solution

Ctwo rational solutions

Dtwo irrational solutions

Verified Answer :

wolf1728 wolf1728

27-03-2017

discriminant = square root (b^2 -4ac)
square root (64 -4112) =
square root (16) =
4
Therefore it has 2 rational soltions

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