Is 43 a 2 digit odd number that is composite

It is not composite

Step-by-step explanation:

It is not composite because if a number ends in 2,3,5,or 7 it is a Prime number.

none of the above.

for one of the equations to be used in the process, there has to be a term in the equation since squared is .

since there is only a term in the first equation, we cannot derive a from completing the square.

solving with completing the square