Question

1-determine o valor das expressões:

a)9.45-7,5÷12:
b)14.2,2,5-18,4:
c)0,84-0,77÷2,2:
2-determine o valor das operações:

a)11/6-4/5+1/3:
b)1/5+7/17:
c)2/7+20/3-1/6:
3-resolva:

a)1/5×8/3:
b)7/3÷18/4:
c)3/4÷7/2:

4-resolva as expressões:

a)14÷2+2³.10:
b)(2+√625÷5+19:
c)60-44÷11+4√19:

5-resolva:

a)⁴√81-2¹⁰√1024 ⁰√729:
b)1/16.0.25.108.1/32:
c)2-¹(-2)+(-2)-¹ 2²+2-²:





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Answer 1

1-

a) resposta=8,825

b)resposta=14,041

c)resposta=0,42

espero ter ajudado bons estudos