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3 Jun 2018
8. The functionf: RxR+RXR, f(x,y)=(x+y, 2y) is • a bijection. • a surjection but not an injection. • an injection but not a surjection. • neither a surjection nor an injection.
8. The functionf: RxR+RXR, f(x,y)=(x+y, 2y) is • a bijection. • a surjection but not an injection. • an injection but not a surjection. • neither a surjection nor an injection.
Bunny GreenfelderLv2
5 Jun 2018
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