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28 votes
28 votes
B. 9m2 + 6m + 6 = 5 has real roots and imaginary roots

User Pixelmike
by
3.0k points

1 Answer

22 votes
22 votes

the given equation is


\begin{gathered} 9m^2+6m+6=5 \\ 9m^2+6m+1=0 \end{gathered}

we will calculate


D=b^2-4ac

so


\begin{gathered} =6^2-4*9*1 \\ =36-36 \\ =0 \end{gathered}

as D is 0 so it has one real root

User Jim Counts
by
2.5k points
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