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If root(3)(a)=root(3)(26)+root(3)(7)+roo...

If `root(3)(a)=root(3)(26)+root(3)(7)+root(3)(63)`, then-

A

`a lt 729"but" a gt 216`

B

`a lt 216`

C

`a gt 729`

D

`a=729`

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The correct Answer is:
A
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KIRAN PUBLICATION-POWER, INDICES AND SURDS-Type -IV
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  3. If root(3)(a)=root(3)(26)+root(3)(7)+root(3)(63), then-

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  8. Find the simplest value of 2sqrt(50)+sqrt(18)-sqrt(72) (given sqrt(2)=...

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  11. Simplify : ((1.5)^(3)+(4.7)^(3)+(3.8)^(3)-3xx1.5xx4.7xx3.8)/((1.5)^(2)...

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  18. The value of (64-0.008)/(16+0.8+0.04) is :

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  19. The value of (d^(s+t)-:d^(s))-:d^(t) would be

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