Answer:
1
Step-by-step explanation:
5-6 first which is -1 then -1^2 is 1
[tex]\large\textsf{Hey there!}[/tex]
[tex]\large\textsf{(5 - 6)}\mathsf{^2}\\\large\textsf{= -1}\mathsf{^2}\\\large\textsf{= -1}\times\large\textsf{-1}\\\large\textsf{= 1}\\\\\large\text{Therefore, your answer is most likley: 1}[/tex]
[tex]\large\text{Good luck on your assignment \& enjoy your day!}[/tex]
~[tex]\frak{Amphitrite1040:)}[/tex]