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One of the roots of the equation x^(2)=a...

One of the roots of the equation `x^(2)=a` is

A

1

B

`-sqrta`

C

a

D

0

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The correct Answer is:
a
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CALCUTTA BOOK HOUSE-QUADRATIC EQUATION IN ONE VARIABLE-EXERCISE-1.3
  1. If (a-1)^(2)x^(2)+bx+c=0 be a quadartic equation, then

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  2. One of the roots of the equation x^(2)=a is

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  3. The highest power of the variable of the equation x-(1)/(x)=a^(2) (a=c...

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  4. The number of roots of the equation ax+(a^(2))/(x)=(1)/(a^(3)) (a=cons...

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  5. The highest power of the variable of the equation sqrtx-(1)/(sqrtx)=a^...

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  6. The value of n for which the equation x^(n)+x^(-n)=k will be a quadrat...

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  7. is a root of the equations x^(2)=sqrta.

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  8. The equation (sqrta-1)x^(2)+bx+c=0 will be quadratic equation if ane .

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  9. One of the roots of equation (z^(2))/(z)=2 is .

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  10. The sum of a proper fraction and its reciprocal is (10)/(3). Write th...

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  11. For what value of n, the equation x^(n)+(1)/(sqrtx)=-k will be a quadr...

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  12. Determine the roots of the equation x^(2)=4x.

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  13. Root/ roots of the equation (x^(2))/(x)=6 is /are.

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  14. Total price of 3 pens and 4 pencils is Rs. 37. Again , total price of ...

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  15. The price of 5 tables and 9 chairs together is RS 1900. Again, the pri...

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  16. The price of 5 horses and 7 cows together is RS 8700. Again, the price...

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  17. The price of 2 tables and 3 chairs together is RS 1075. Again, the pri...

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  18. Satyababu went to a marked with RS 60 in pocket to buy some khatas and...

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  19. The weight of Prodip and Prokash together is 80 kg. Half of the weight...

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  20. A student walking at a speed of 2(1)/(2) km per hour reaches his schoo...

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