જો $x=\sqrt{\frac{\sqrt{5}+1}{\sqrt{5}-1}}$ હોય,તો $5x^{2}-5x-1$ ની કિંમત શોધો.

  • A
    $0$
  • B
    $3$
  • C
    $4$
  • D
    $5$

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Similar Questions

$\left(\frac{24}{9}\right)^{2} \times \frac{399}{39} \div \frac{41}{899} = ?$

જો $x^{1/3} + y^{1/3} = z^{1/3}$ હોય,તો $(x + y - z)^3 + 27xyz$ ની કિંમત કેટલી થાય?

Difficult
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$92 \times 576 \div 2 \sqrt{1296} = (?)^{3} + \sqrt{49}$

Difficult
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નીચેના સમીકરણમાં પ્રશ્નાર્થ ચિહ્ન $(?)$ ની જગ્યાએ શું આવવું જોઈએ?
$39.97 \%$ ના $649.8 \div 13.05 = 45.12 - ?$

$67.99 \%$ ના $1401 - 13.99 \%$ ના $1299 = ?$

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