0

Guest

Courses New

The number of tangents to the parabola y^2=8x through (2,1) is

The number of tangents to the parabola y^2=8x through (2,1) is

Grade:11

1 Answers

Mssr Saketh
22 Points
4 years ago
Substitute the point (2,1) in the given curve Equation y2=8x=>(1) 2=8(2).The value is not equal. It means the point is not on the parabola. (2,1) is an external point.As parabola appears to be as a part of circle(but not) TWO tangents can be drawn to parabola from (2,1).

Think You Can Provide A Better Answer ?

Other Related Questions on Analytical Geometry

View all Questions »

View courses by askIITians

Design classes One-on-One in your own way with Top IITians/Medical Professionals

Click Here Know More

Complete Self Study Package designed by Industry Leading Experts

Click Here Know More

Live 1-1 coding classes to unleash the Creator in your Child

Click Here Know More

a Complete All-in-One Study package Fully Loaded inside a Tablet!

Click Here Know More