Comprehension Consider the equation \( x^{4}-\lambda x^{2} \) \( +9=0 \). If the equation has on...

Channel:
Subscribers:
447,000
Published on ● Video Link: https://www.youtube.com/watch?v=MlOiPUfBAHc



Duration: 3:44
0 views
0


Comprehension
Consider the equation \( x^{4}-\lambda x^{2} \) \( +9=0 \).
If the equation has only 2 real roots, then the set of values of \( \lambda \) is
(a) \( (-\infty,-6) \)
(b) \( (-6,6) \)
(c) \( \{6\} \)
(d) \( \phi \)
šŸ“²PW App Link - https://bit.ly/YTAI_PWAP
🌐PW Website - https://www.pw.live




Other Videos By PW Solutions


2023-07-03If the cubic \( 2 x^{3}-9 x^{2}+12 x+k=0 \) has two equal roots then maximum value of \( |k| \) is
2023-07-03Let \( \mathrm{a}, \mathrm{b} \) and \( \mathrm{c} \) be distinct non-zero real numbers such tha...
2023-07-03If \( a, b \in R \) such that \( a+b=1 \) and \( (1-2 a b)\left(a^{3}+\mathrm{b}^{3}\right)=12 \...
2023-07-03If \( a, b, c \) are non-zero real number, then the minimum value of the expression \[ \left(\fr...
2023-07-03\( a, b, c \) are real such that \( a+b+c=3 \) and \( \frac{1}{a+b}+\frac{1}{b+c}+\frac{1}{c+a}=...
2023-07-03The quadratic equation \( x^{2}+m x+n=0 \) has roots which are twice those of \( x^{2}+p x+m=0 \...
2023-07-03Comprehension Consider the equation \( x^{4}+ \) \( 2 a x^{3}+x^{2}+2 a x+1=0 \), where \( a \in...
2023-07-03All the value of \( k \) for which the quadratic polynomial \( f(x) \) \( =-2 x^{2}+k x+k^{2}+5 ...
2023-07-03If \( \sqrt{\sqrt{\sqrt{x}}}=\sqrt[4]{\sqrt[4]{\sqrt[4]{3 x^{4}+4}}} \), then the value of \( x^...
2023-07-03Comprehension \( +9=0 \). Consider the equation \( x^{4}-\lambda x^{2} \) If the equation has no...
2023-07-03Comprehension Consider the equation \( x^{4}-\lambda x^{2} \) \( +9=0 \). If the equation has on...
2023-07-03Comprehension Consider the inequality \( 9^{x}-a 3^{x}-a+3 \leq 0 \), where a is real parameter....
2023-07-03Comprehension Consider the inequality \( 9^{x}-a 3^{x}-a+3 \leq 0 \), where a is real parameter....
2023-06-30The political parties are necessary for democracy. Justify the statement.or What is the necessit...
2023-06-30Explain the differences between horizontal power sharing and vertical power sharing.
2023-06-29For a reaction following first-order kinetics, which of the following statements are correct ? a...
2023-06-29Which of the following is correct for critical temperature?
2023-06-29Surmber of atoms in \( 55.85 \mathrm{gram} \mathrm{Fe} \) (at. wt. of \( \mathrm{Fe}=55.85 \math...
2023-06-29The total number of structural isomers for the compound of the formula \( \mathrm{C}_{4} \mathrm...
2023-06-29(Tw) elements A and B combine to form compound \( \mathrm{X} \) and Y. For the fixed mass of \( ...
2023-06-29The rate of first-order reaction is \( 0.04 \mathrm{~mol} \mathrm{~L}^{-1} \mathrm{~s}^{-1} \) a...