If-x2-1-x2-102-then-x-1-x- 1213810

The correct option is D 10 x^2+1/x^2=102 Subtracting 2 from both sides x^2+1/x^2 2=102 2=100 (x 1/x )^2=(10)^2 ∴ x 1/x=10 ...

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Algebraic Identities

If x2+1/x2=10...

Question

$I f x^{2} + \frac{1}{x^{2}} = 102, t h e n x - \frac{1}{x} =$

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

Suggest Corrections

123

Similar questions

(x^{2} + \frac{1}{x^{2}}) = 102

(x + \frac{1}{x})

x^{2} + \frac{1}{x^{2}} = 79

x + \frac{1}{x} =

If $x + x^{- 1} = 10$ and $x \neq 0$ then evaluate $x^{2} + x^{- 2}$ .

y = \frac{x^{2} + x + 1}{x^{2} - x - 1}

(x^{2} - x - 1)^{2} y_{1} =

\frac{\sqrt{1 + x^{2}} + \sqrt{1 - x^{2}}}{\sqrt{1 + x^{2}} - \sqrt{1 - x^{2}}} = 3

x =

Join BYJU'S Learning Program