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Q. No.If \(t=\sqrt{x}+4,\) then \(\left(\dfrac{{dx}}{{dt}}\right)_{{t}=4}\) is:
1. \(4\)
2. \(0\)
3. \(8\)
4. \(16\)
1. \(4\)
2. \(0\)
3. \(8\)
4. \(16\)
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