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`        If a^2+b^2+c^2-2b+6c=-10 then the value of a+b+c=....​`
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
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
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### Course Features

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