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The positive root of sqrt (3x^(2) + 6) =...

The positive root of `sqrt (3x^(2) + 6) = 9` is

A

3

B

5

C

4

D

`2/5`

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BEYOND PUBLICATION-QUADRATIC EQUATIONS-EXAMPLE
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  6. Check whether the following are quadratic equations: (x + 1)^(2) = 2...

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  9. Check whether the following are quadratic equations: (x - 3)(2x + 1)...

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  10. Chek whether the following are quadratic equation: (2x-1)(x-3)=(x+5)...

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  11. Chek whether the following are quadratic equation: x^(2)+3x+1=(x-2)^...

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  12. Chek whether the following are quadratic equation: (x+2)^(3)=2x(x^(2...

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  13. Chek whether the following are quadratic equation: x^(3)-4x^(2)-x+1=...

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  18. Verify that 1 and 3/2 are the roots of the equation 2x^(2) - 5x + 3 = ...

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  19. Find the roots of the equation 2x^(2) - 5x + 3 = 0 by factorisation.

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