if (Z-1/Z)=6, find the value of :-
(Z+1/Z)
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Answer:1.2
Step-by-step explanation:
→(z-1/z)=6
→z/z=6+1
→z/z=7
→z=7*z
→z=7z
→7z*6+1/7z*6
→42z+1/42z
→43z/42z
→1.2
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