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The value of (1. 25)^3-2. 25\ (1. 25)...

The value of `(1. 25)^3-2. 25\ (1. 25)^2+3. 75\ (0. 75)^2-(0. 75)^3` is (a) 1 (b) `1/2` (c) `1/4` (d) `1/8`

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  10. (4. 2xx4. 2-1. 9xx1. 9)/(2. 3xx6. 1)=? (a) 0.5 (b) 1 (c) 1.9 (d) 4...

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  11. Simplify: (5. 32xx56+5. 32xx44)/((7. 66)^2-(2. 34)^2) (a) 7.2 (b) ...

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