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TS EAMCET 04 May 2019 Shift 1 Solved Paper
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© examsnet.com
Question : 9
Total: 160
If r is a complex number such that |z + 4| ≥ 3, then the smallest value of |z + 3| is
3
1
2
0
Validate
Solution:
Consider the expression,
|
z
+
4
|
≥
3
|
z
+
3
+
1
|
≤
|
z
+
3
|
+
1
|
z
+
3
|
+
1
≥
3
⇒
|
z
+
3
|
≥
2
Therefore, the smallest value of
|
z
+
3
|
is 2
© examsnet.com
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