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Solve (x^(2)+(1)/(x^(2)))-5(x+(1)/(x))+6...

Solve `(x^(2)+(1)/(x^(2)))-5(x+(1)/(x))+6=0," when "x ne0`

A

`{2+- (sqrt(3) )/( 2)}`

B

` {2,-1/2 ,(1+I sqrt(3))/(2)}`

C

`{-2+- sqrt(3) , (1+I sqrt(3))/(2)}`

D

none

Text Solution

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The correct Answer is:
A
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DIPTI PUBLICATION ( AP EAMET)-QUADRATIC EXPRESSIONS-EXERCISE 1A (QUADRATIC EQUATIONS)
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  2. Solve 2(x+(1)/(x))^(2)-7(x+(1)/(x))+5=0," when "x ne 0

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  3. Solve (x^(2)+(1)/(x^(2)))-5(x+(1)/(x))+6=0," when "x ne0

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  4. If (sqrt(1 +x^2)+sqrt(1-x^2))/(sqrt(1+x^2)-sqrt(1-x^2))=3 then x=

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  5. IF (x+sqrt(12a-x))/(x-sqrt(12a-x))=(sqrt(a)+1)/((sqrt(a)-1) , then x...

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  6. IF sqrt((x)/(1-x))+sqrt((1-x)/(x)) =2 (1)/(6) then x=

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  7. sqrt((x)/(x-3))+sqrt((x-3)/(x))=(5)/(2)," when "x ne 0and x ne 3

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  8. sqrt((3x)/(x+1))+sqrt((x+1)/(3x))=2," when "x ne 0and x ne -1

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  9. If 2^x + 27 (2^(-x)) = 12 then x=

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  10. If 3^(2x)-3^(x+1)- 3^(x-1) + 1=0 then x=

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  11. Solve 7^(1+x)+7^(1-x)=50 for real x.

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  12. IF e^((cos ^2 x + cos ^4 + cos ^6 x+ . . . ) log 3) satissfies y^...

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  13. The equation x^((3//4))(log 2 x)^2 + log 2 x-5//4 = sqrt(2) ...

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  14. The number of real of the equation (2x -3)/(x-1) +1 =(6x^2 -x-6)/(...

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  15. The equation e^(sin x)-e^(-sin x)-4=0 has

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  16. The number of solutions of the system of equation given below...

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