need help with surjective and injective | Mathematics | Page 1

jade field Mar 7, 2024, 2:40 PM

#

.

gaunt pathBOT Mar 7, 2024, 2:40 PM

#

jade field Mar 7, 2024, 2:41 PM

#

$f: \mathbb{Z} \rightarrow \mathbb{Z} \quad \text{such that} \quad f(x) = 10x^2 + 8$

arctic crownBOT Mar 7, 2024, 2:41 PM

#

hi

jade field Mar 7, 2024, 2:41 PM

#

wait

#

i think i got it

#

.close

#need help with surjective and injective