Suppose $f : \mathbf { N } \rightarrow \mathbf { N }$ has the rule $f ( n ) = 4 n ^ { 2 } + 1$ . Determine whether $f$ is onto $\mathbf { N }$

Name: Suppose $f : \mathbf { N } \rightarrow \mathbf { N }$ has the rule $f ( n ) = 4 n ^ { 2 } + 1$ . Determine whether $f$ is onto $\mathbf { N }$
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The Answer of Suppose $f : \mathbf { N } \rightarrow \mathbf { N }$ has the rule $f ( n ) = 4 n ^ { 2 } + 1$ . Determine whether $f$ is onto $\mathbf { N }$

Suppose f:N→Nf : \mathbf { N } \rightarrow \mathbf { N }f:N→N

Suppose $f : \mathbf { N } \rightarrow \mathbf { N }$