![If (a+b–c –5)² + (b+c–a–9)² +(c+a–b – 11)² = 0 then √a+b+c](https://www.gkseries.com/blog/wp-content/uploads/2024/03/If-ab–c-–5²-bc–a–9²-ca–b-–-11²-0-then-√abc-.jpg)
If (a+b–c –5)² + (b+c–a–9)² +(c+a–b – 11)² = 0 then √a+b+c = ?
(a) 6
(b) 4
(c) 2
(d) 5
Sol:
a + b – c = 5
b + c – a = 9
c + a – b = 7
a + b + c = 25
![](https://www.gkseries.com/blog/wp-content/uploads/2024/03/image-333-1024x230.png)
If (a+b–c –5)² + (b+c–a–9)² +(c+a–b – 11)² = 0 then √a+b+c = ?
(a) 6
(b) 4
(c) 2
(d) 5
Sol:
a + b – c = 5
b + c – a = 9
c + a – b = 7
a + b + c = 25
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