if a=6 - root 35 find a²+ 1/a²
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Answer:
answer is 2
Step-by-step explanation:
a^2+ 1/a^2, a= 6- root 35
(6-root 35)^2 + (1/6- root 35)^2
36-35 + 1/36-35
1+1/1
2
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