Question

expressoes numericAS :

A-

(2 ELEVADO A 5-3³).(2²-2)=

B-

[2.(10-4²÷2)+6²]÷((2³-2²)=

C-

5²+√9-3.(2³-√1)÷21=

D-

4².[2ELEVADO A 4÷(10-2+8)]2ELEADO A 0-17+=


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Answer 1

a)(2 ELEVADO A 5-3³).(2²-2)=(32-27).(4-2)= 5.2=10

b)[2.(10-4²÷2)+6²]÷((2³-2²)=
[2.(10-16÷2)+36]÷((8-4)=
[2.(10-8)+36]÷(4 )=
[2.2+36]÷( 4)=
[4+36]: (4)= (40):(4)=10

c)5²+√9-3.(2³-√1)÷21=
25+3-3.(8-1):21=
25+3-3.( 7 )÷21=
25+3-21: 21=
25+3-1= 28-1= 27