Resposta :
a)
[tex] - \sqrt{100} - \sqrt[3]{1000} = - 10 - 10 = - 20[/tex]
b)
[tex] \sqrt[3]{8} + \sqrt[4]{81} = 2 + 3 = 5[/tex]
c)
[tex] \sqrt{169} - \sqrt{144} = 13 - 12 = 1[/tex]
d)
[tex] \sqrt[3]{ - 27} - \sqrt[3]{ - 1} = - 3 - ( - 1) = - 3 + 1 = 2[/tex]