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Find the value(s) of \(k\) for which the roots of the following equations are real and equal.
 
(i) \((5k - 6)x^2 + 2kx + 1 = 0\)
 
Answer:
 
\(k =\)
 
(Note: Select multiple answers if necessary.)
 
(ii) \(kx^2 + (6k + 2)x + 16 = 0\)
 
Answer:
 
\(k =\)
 
(Note: Select multiple answers if necessary.)