Resposta :
→ Cálculo :
[tex]\large \boxed{\begin{array}{lr} {-9^{2}-3^{4}-1,7^{2} } = \\ \\ {-81-81-2,89}= \\\\{-162-2,89=} \\\\\boxed{\red{-164,89}} \rm \ \blue \Leftrightarrow \ \pink R \pink e \pink \pink \pink s \pink p \pink o \pink s \pink t \pink a \\ \end{array}}[/tex]