MY CART (5)

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

ITEM
DETAILS
MRP
DISCOUNT
FINAL PRICE
Total Price: Rs.

⇐ BackProceed to Checkout ⇒
There are no items in this cart.
Continue Shopping
Menu
Grade: 11 
        
Let x & y be the real numbers satisfying the equation x2- 4x + y2 + 3 = 0. If the maximum and minimum values of x2+ y2 are M & m respectively, then the numerical value of M - m is:
(A) 2   (B) 8   (C) 15   (D) none of these
EXPLAIN
 
4 years ago

Answers : (1)

Arun Kumar
IIT Delhi
askIITians Faculty
256 Points 
							Hi
If you see first is equation of a circle and second is square of distance of points from the (0,0).
So


Thanks & Regards, Arun Kumar, Btech,IIT Delhi, Askiitians Faculty
4 years ago
Think You Can Provide A Better Answer ?
Answer & Earn Cool Goodies

Other Related Questions on Discuss with Askiitians Tutors

A box has 10 red balls and 5 black balls. A ball is selected at random from the box. If the ball is... Answer & Earn Cool Goodies
There are 3 identical boxes containing respectively 1 white and 3 red balls; 2 white and 1 red... Answer & Earn Cool Goodies
is my plan good? physics-pradeep fundamental of physics(complete) hc verma-( obj.1, 2 and exercises)...
please answer the question in the image wd explanation...
What is the difference between parabola and hyperbola?
View all Questions »


Course Features

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


Course Features

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


Ask Experts

Have any Question? Ask Experts

Post Question

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