.Let f be a function from X to Y.16 If X is normal, which of the following *.conditions on f implies that Y is normal 1)
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.Let f be a function from X to Y.16 If X is normal, which of the following *.conditions on f implies that Y is normal 1)
.Let f be a function from X to Y.16 If X is normal, which of the following *.conditions on f implies that Y is normal 1) (1 نقطة) continuous, open O continuous, onto o open O homeomorphism O open, onto O