Comprehension \( +9=0 \).
Consider the equation \( x^{4}-\lambda x^{2} \)
If the equation has no...
Comprehension \( +9=0 \).
Consider the equation \( x^{4}-\lambda x^{2} \)
If the equation has no real root, then \( \lambda \) lies in the interval
(a) \( (-\infty, 0) \)
(b) \( (-\infty, 6) \)
(c) \( (6, \infty) \)
\( (d)(0, \infty) \)
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