Question #40792
a) Which of the following functions are 1-1 and which are onto? Justify your answer.
i) f : R!R0 given by f (x) = x2 where R0 is the set fx 2 Rjx 0g.
ii) f : R!R given by f (x) = x2+x+1.
i) f : R!R0 given by f (x) = x2 where R0 is the set fx 2 Rjx 0g.
ii) f : R!R given by f (x) = x2+x+1.
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#339914 on Dec 2023
#339914 on Dec 2023
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