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sqrt((25)/(81)-1/9)=? 2/3 (b) 4/9 (c) (...

`sqrt((25)/(81)-1/9)=?` `2/3` (b) `4/9` (c) `(16)/(81)` (d) `(25)/(81)`

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RS AGGARWAL-SQUARE ROOTS AND CUBE ROOTS-All Questions
  1. If y=5, then what is the value of 10 ysqrt(y^3-y^2)? 50sqrt(2) (b)...

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  2. sqrt(110 1/4)=? (a) 10.25 (b) 10.5 (c) 11.5 (d) 19.5

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  3. sqrt((25)/(81)-1/9)=? 2/3 (b) 4/9 (c) (16)/(81) (d) (25)/(81)

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  4. [(sqrt(81))^2]^2=(?)^2 (a) 8 (b) 9 (c) 4096 (d) 6561 (e) None of t...

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  20. 1. 5^2xxsqrt(0. 0225)=? (a) 0.0375 (b) 0.3375 (c) 3.275 (d) 32.75

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