If a and are the zeros of a polynomial
f(x) = 62° +2 - 2. find the values of a/b + b/a
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Answer:
ab
a
2
+b
2
=
ab
(a+b)
2
−2ab
=
(−1/3)
(−1/6)
2
−2(−1/3)
=
−1/3
36
1
+
3
2
=−(
121 +2)=
12−25
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