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: 8
        
If a^2+b^2+c^2-2b+6c=-10 then the value of a+b+c=....
10 months ago

Answers : (2)

Sandipkumar
18 Points
							a^2+b^2+c^2-2b+6c=-10 a^2+b^2+c^2-2b+6c +10=0 a^2+(b^2-2b+1)+(c^2 +6c+ 9)=0a^2 + (b-1)^2  + (c+3)^2 = 0Hence a=0 b=1 & c=-3  or a+b+c=-2
						
10 months ago
Sandipkumar
18 Points
							a^2+b^2+c^2-2b+6c=-10 a^2+b^2+c^2-2b+6c +10=0 a^2+(b^2-2b+1)+(c^2 +6c+ 9)=0a^2 + (b-1)^2  + (c+3) ^2= 0Hence a=0 b=1 & c=-3  or a+b+c=-2
						
10 months 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

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


Get Extra Rs. 233 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