If a+1/a =3, then the value of a²+1/a² is
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7
Step-by-step explanation:
a+1/a=3
a+1/a=3(a+1/a)²=a²+1/a²+2
a+1/a=3(a+1/a)²=a²+1/a²+23²=a²+1/a²+2
a+1/a=3(a+1/a)²=a²+1/a²+23²=a²+1/a²+29=a²+1/a²+2
a+1/a=3(a+1/a)²=a²+1/a²+23²=a²+1/a²+29=a²+1/a²+29-2=a²+1/a²
a+1/a=3(a+1/a)²=a²+1/a²+23²=a²+1/a²+29=a²+1/a²+29-2=a²+1/a²a²+1/a²=7
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