Consider the two graphs \( y=2 x \) and \( x^{2}-x y+2 y^{2}=28 \). The absolute value of the ta...

Channel:
PW Solutions
Subscribers:
447,000
Published on ● Video Link: https://www.youtube.com/watch?v=OCQyBbfv24s


Duration: 4:43
4 views
0

Consider the two graphs \( y=2 x \) and \( x^{2}-x y+2 y^{2}=28 \). The absolute value of the tangent of the angle between the two curves at the points where they meet, is
(a) 0
(b) \( 1 / 2 \)
(c) 2
📲PW App Link - https://bit.ly/YTAI_PWAP
🌐PW Website - https://www.pw.live



Other Videos By PW Solutions


2023-06-08Tangent of an angle increases four times as the angle itself. At that angle, sine of the angle i...
2023-06-08The minimum distance between \( y=x^{4}+3 x^{2}+2 x \) and \( y=2 x-1 \), (a) 1 (b) \( \sqrt{5} ...
2023-06-08On dropping a stone in stationary water circular ripples are observed. Rate of flow of ripples i...
2023-06-08The curves \( x^{2}-y^{2}=5 \) and \( \frac{x^{2}}{18}+\frac{y^{2}}{8}=1 \) cut each other at an...
2023-06-08The radius of a sphere is changing at the rate of \( 0.1 \mathrm{~cm} / \mathrm{sec} \). The rat...
2023-06-08A spherical balloon is being inflated at the rate of \( 35 \mathrm{~cm} / \) \( \min \). The rat...
2023-06-08The approximated value of \( (26)^{1 / 3} \) (a) 2.963 (b) 2.763 (c) 3.245
2023-06-08The approximated change in the volume \( V \) of a cube of side \( x \) meters caused by increas...
2023-06-08The minimum distance between \( y-x=1 \) and \( y^{2}=x \) is (a) \( \frac{3}{4 \sqrt{2}} \) (b)...
2023-06-08The angle of intersection between two curves \( x y=6 \) and \( x^{2} y \) \( =12 \) is (a) \( \...
2023-06-08Consider the two graphs \( y=2 x \) and \( x^{2}-x y+2 y^{2}=28 \). The absolute value of the ta...
2023-06-08The sub-tangent, ordinate and subnormal to the parabola \( y^{2}=4 a x \) at a point (different ...
2023-06-08If \( \ell \) and \( m \) are lengths of the sub-tangent and sub-normal to the curve \( \beta y^...
2023-06-08Angle of intersection of the curve \( x^{2}=32 y \) and \( y^{2}=4 x \) at the point \( (16,8) \...
2023-06-08The length of the normal to the curve at \( (x, y) \) where \( y=a\left(\frac{e^{x / a}+e^{-x / ...
2023-06-08For the curve \( y=b e^{x / a} \) (a) Sub-tangent is constant (b) Sub-normal to constant (c) Len...
2023-06-08The tangent to the curve \( 3 x y^{2}-2 x^{2} y=1 \) at \( (1,1) \) meets the curve again at the...
2023-06-08At any point of a curve \( \sqrt{\frac{\text { Subnormal }}{\text { Subtangent }}}= \) (a) The a...
2023-06-08The slope of the tangent to the curve \( y=\cos ^{-1}(\cos x) \) at \( x=-\pi / 4 \) is (a) 1 (b...
2023-06-08If the tangent at \( t \) on the curve \( y=8 t^{3}-1, x=4 t^{2}+3 \) meets the curve again at...
2023-06-08The tangent at \( \left(t, t^{2}-t^{3}\right) \) on the curve \( y=x^{2}-x^{3} \) meets the curv...