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Let `g(x) = f(f(x))` where `f(x) = { 1 + x ; 0 |
Answer» Correct Answer - C f(x) is discontinuous at x = 2, So, f(f(x)) may be discontinuous when `1+x=2` (when `0le xle2)` or `3-x=2` (when `2 lt xle3`). `therefore" "x=1` Hence f(f(x)) is discontinuous at x = 1 and x = 2. |
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