if x is equal to 5 + 2 root 6 find the value of x minus one upon X whole cube
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3
Answer:
Solution:-
x = 5 - 2√6
1/x = {1/(5 - 2√6)
⇒ 1/x = {1/(5 - 2√6)} × (5 + 2√6)/(5 + 2√6)
= (5 + 2√6)/25 - 24
= 5 + 2√6
Now,
(√x + 1/√x²) = x + 1/x + 2 × √x × 1/√x
= x + 1/x + 2
⇒ √x + 1/√x = √x + 1/x + 2 (whole root)
= √5 - 2√6 + 5 + 2√6 + 2
= √5 + 5 + 2
= √12
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Answered by
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Answer:
√12was the answer please mark it as brainliest
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