If x is equal to 5 minus root 21 find x + 1 / x
Answers
Answered by
2
Answer:
The answer is 6×√21/5
Hope this helps u mate ✔️
Answered by
1
Step-by-step explanation:
If x=
2
5−
21
, then
(x
3
+
x
3
1
)−5(x
2
+
x
2
1
)+(x+
x
1
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