MY CART (5)

Use Coupon: CART20 and get 20% off on all online Study Material

ITEM
DETAILS
MRP
DISCOUNT
FINAL PRICE
Total Price: Rs.

There are no items in this cart.
Continue Shopping
Menu
Grade: 12th pass
        
What is the length of chord y-x(root 2) +4a(root 2)=0
of the parabola y2= 4ax?
 
3 years ago

Answers : (1)

Nicho priyatham
625 Points
							
y=(root2)x-4a(root2)
squaring onn both sides and substute y2=4ax we get the quaradic 
x-10ax+16a2=0
by solving we get x=2a,8a
and respective y values are 2(2½ )a,4(21/2)a 
so distance between the points (2a,2(2½ )a) and (8a,4(21/2)a) is  the ans
 please approve
3 years ago
Think You Can Provide A Better Answer ?
Answer & Earn Cool Goodies

Get Extra Rs. 1,590 off

COUPON CODE: SELF10


Course Features

  • 731 Video Lectures
  • Revision Notes
  • Previous Year Papers
  • Mind Map
  • Study Planner
  • NCERT Solutions
  • Discussion Forum
  • Test paper with Video Solution


Course Features

  • 53 Video Lectures
  • Revision Notes
  • Test paper with Video Solution
  • Mind Map
  • Study Planner
  • NCERT Solutions
  • Discussion Forum
  • Previous Year Exam Questions


Get Extra Rs. 148 off

COUPON CODE: SELF10

Ask Experts

Have any Question? Ask Experts

Post Question

 
 
Answer ‘n’ Earn
Attractive Gift
Vouchers
To Win!!! Click Here for details