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Let f:RtoR be a function defined as f(x)...

Let `f:RtoR` be a function defined as `f(x)={(5,"if", xle1),(a+bx,"if", 1ltxlt3),(b+5x,"if",3lexlt3),(30,"if",xge5):}` Then f is :

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NTA MOCK TESTS-NTA JEE MOCK TEST 85-MATHEMATICS
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