Find the value of
X^2+1/X^2 = ? if x + 1 / X= 10.
Answers
Answered by
0
(x+
x
1
)
2
=(x)
2
+(
x
1
)
2
+2×x×
x
1
(x+
x
1
)
2
=x
2
+
x
2
1
+2
(x+
x
1
)
2
−2=x
2
+
x
2
1
onputting(x+
x
2
1
)=10....wehavegiven
(10)
2
−2=x
2
+
x
2
1
100−2=x
2
+
x
2
1
98=x
2
+
x
2
1
Answered by
0
Answer:
98
Step-by-step explanation:
x+1/x=10
now, x^2+(1/x)^2
= (x+(1/x))^2-2
= (10)^2-2
= 98
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