1.

If f = {(6, 3), (8, 9), (5, 3), (-1, 6)}, then the pre-images of 3 are(1) 5 and-1(2) 6 and 8(3) 8 and-1(4) 6 and 5

Answer»

(4) 6 and 5.

The Pre images of 3 are 6 and 5



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