Question

resolva as expressões com esporte negativo

a)
${2}^{ - 2} + {2}^{ - 2}$
b)
${5}^{0} + {3}^{ - 3}$
c)
${12}^{ - 1} + {2}^{ - 2}$
d)
${6}^{ - 1} + {2}^{ - 2}$
e)
${3}^{ - 2} + {3}^{ - 2}$
ME AJUDA?!
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Answer 1

a) 1/4 + 1/4 = 2/4 = 1/2

b) 1 + 1/27 = 28/27

c) 1/12+1/4=14/48=7/24

d) 1/6+1/4=10/24=5/12

e) 1/9+1/9=2/9

pronto, espero que goste ;)