The number of integral values of \( m \) for which the equation \( \left(1+m^{2}\right) x^{2}-2(...

Channel:
PW Solutions
Subscribers:
445,000
Published on ● Video Link: https://www.youtube.com/watch?v=xC9mHb9E1Y0


Duration: 5:39
1 views
0

The number of integral values of \( m \) for which the equation \( \left(1+m^{2}\right) x^{2}-2(1+3 m) x+(1+8 m)=0 \), has no real root is
(a) 3
(b) infinitely many
(c) 1
(d) 2
šŸ“²PW App Link - https://bit.ly/YTAI_PWAP
šŸŒPW Website - https://www.pw.live



Other Videos By PW Solutions


2023-06-09The unit of impulse is the same as that of : (1) moment force (2) linear momentum (3) rate of ch...
2023-06-09Who launched the Khilafat Movement? Why was the movement launched?or What were the circumstances...
2023-06-09A two-digit number is such that the product of its digits is 35 . If 18 is added to the num...
2023-06-09An aeroplane moving horizontally with a speed of \( 720 \mathrm{~km} / \mathrm{h} \) drops a foo...
2023-06-09\( \lim _{x \rightarrow-\infty} \frac{x^{2} \sin \left(\frac{1}{x}\right)}{\sqrt{9 x^{2}+x+1}} \...
2023-06-09The ratio of equivalent capacitances between points \( P \) and \( Q \) in the following cases i...
2023-06-09The instantaneous voltages at three terminals marked \( X, Y \) and \( Z \) are given by \( V_{X...
2023-06-09Fill in the Blanks The value of \( \frac{\cos 45^{\circ}}{\sec 30^{\circ}+\operatorname{cosec} 3...
2023-06-09\( \lim _{t \rightarrow 0} \frac{1-(1+t)^{t}}{\ln (1+t)-t} \) is equal to
2023-06-09The number of zeros after decimal before the start of any significant digit in the number \( N=(...
2023-06-09The number of integral values of \( m \) for which the equation \( \left(1+m^{2}\right) x^{2}-2(...
2023-06-09The EMF of the cell: \( \mathrm{Zn} \mid \mathrm{Zn}^{2+}(0.01 \mathrm{M}) \| \mathrm{Fe}^{2+} \...
2023-06-09The refractive index of air with respect to glass is \(2/3\). The refractive index of diamond wi...
2023-06-09Number of solution(s) of the equation \( 2 \tan ^{-1}(2 x-1)=\cos ^{-1}(x) \) is :
2023-06-09div divAssertion (A): \[f(x)\left\{\begin{array}{ll}x^{2} \sin \left(\frac{1}{x}\right), & x...
2023-06-09divAssertion (A): Benzaldehyde is less reactive towards nucleophilic addition than acetaldehyde....
2023-06-09How much area of paper will be required to construct a parallel-plate capacitor of \( 0.004 \mu ...
2023-06-09A charge \( Q \) is placed at the centre of the open end of a cylindrical vessel. Electric flux ...
2023-06-09If \( m \) times the \( m \) th term of an A.P. is equal to \( n \) times the \( n \)th term, sh...
2023-06-09A conductor is made of an isotropic material and has the shape of a truncated cone. A battery of...
2023-06-09Restriction endonucleases