if a=2+√3 find the value of √a-1/√a
Answers
Answered by
4
Answer:
Given that,
a=2+
3
Then, Value of
a−
a
1
=2+
3
−
2+
3
1
=2+
3
−
2+
3
1
×
2−
3
2−
3
onrationalize
=2+
3
−
4−3
(2−
3
)
=2+
3
−2+
3
=2
3
Answered by
0
Answer:
+√2,-√2
Step-by-step explanation:
let x=√a - 1/√a
x² = a+1/a-2
=>x²=2+√3+ 1/(2+√3) -2
=>x²=2+√3 + 2-√3 -2
=>x²= 2
x= +√2,-√2
√a-1/√a=+√2,-√2
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