(7-4√3)^x^2-4x+3 +(7+4√3)^x^-4x+3=14
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Step-by-step explanation:
Given:
To Find:
The value of
Solution:
Let
Then,
The given equation becomes,
⇒
⇒
⇒
⇒
⇒
⇒
⇒
since,
⇒
⇒
⇒
⇒
Hence, the roots of the given equation are
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