Question

The square of an odd integer must be of the form:
1 6n + 1
2 6n + 3
3 8n + 1
4 4n+ 1 but may not be 8n + 1​

Answer 1

Answer:

(1) 6n+1 or (2) 6n+3

these r the ans. of ur ques.

Answer 2

Answer:

4n+1

Step-by-step explanation:

${5}^{2} = 4 \times 6 + 1 \\ {21}^{2} = 4 \times 110 + 1$

then by anyethod you can fill any value