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The mid-point of the domain of the function `f(x)=sqrt(4-sqrt(2x+5))` for real x is -A. `1//4`B. `3//2`C. `2//3`D. `-2//5` |
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Answer» Correct Answer - B `f(x)=sqrt(4-sqrt(2x+5))` `4-sqrt(2x+5)ge0" "2x+5ge0` `sqrt(2x+5)le4" "xge-5//2` `xle(11)/(2)` `x in[-(5)/(2),(11)/(2)]` mid point `=(-5//2+11//2)/(2)=(3)/(2)` |
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