CBSE Class 9 Answered
explain
Asked by | 05 Jun, 2009, 11:10: PM
Expert Answer
a2+b2+c2-ab-bc-ca=1/2(2a2+2b2+2c2-2ab-2bc-2ca)=1/2[(a-b)2 +(b-c)2 +(c-a)2 ]
Clearly the expression is always non negetive for real a,b & c
Answered by | 07 Jun, 2009, 12:55: AM
Application Videos
Concept Videos
CBSE 9 - Maths
Asked by durgavenkatlakshmi1 | 20 Mar, 2024, 03:56: PM
ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by ammudeep0123 | 20 Mar, 2024, 07:13: AM
ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by raushanyda | 08 Mar, 2024, 12:15: PM
ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by utkarshrajan70 | 07 Mar, 2024, 12:47: PM
ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by mailtoparvathyprajith | 04 Mar, 2024, 09:53: AM
ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by vachishtakawade | 01 Mar, 2024, 07:08: PM
ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by shokeenvanshika294 | 27 Feb, 2024, 05:01: PM
ANSWERED BY EXPERT