if x+1/x =3 then find x²+1/x²
please its urgent
/ = its in division form
Answers
Answered by
1
Answer:
X square +
it will be divided from
x is equal to 21 upon 3 so answer is 7
Answered by
2
Step-by-step explanation:
=> x + 1/x = 3
=> (x+1/x)² = 9
=> x² + 2 + 1/x² = 9
=> x² + 1/x² = 9-2
=> x² + 1/x² = 7
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