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What will be the value of following R expression?

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What will be the value of following R expression? (a) Warning in log(c(-1, 2)): NaNs produced (b) Error in log(c(-1, 2)): NaNs produced (c) Message (d) All of the mentioned This question was addressed to me in my homework. Question is taken from Debugging in division Control Structures, Functions, Scoping Rules, Loop Functions and Debugging of R Programming Select the correct answer from above options

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Right answer is (b) Error in log(c(-1, 2)): NaNs produced To explain I would say: Warning is produced due to negative values.

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