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Let f(x)=x2,x∈R. For any A⊆R, define g(A)={x∈R:f(x)∈A}. If S=[0,4], then which one of the following statements is not true ? |
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Answer» Let f(x)=x2,x∈R. For any A⊆R, define g(A)={x∈R:f(x)∈A}. If S=[0,4], then which one of the following statements is not true ? |
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