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zeprea
@zeprea
October 2020
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encontre o valor das expressoes 7²-40+18:3²-10 ,(6²-5²)X3³-10² ,6²:(2³+1)X(3²-5) 30²:(7²X3-10²-2) QUEM PODE AJUDAR
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3478elc
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encontre o valor das expressoes 7²-40+18:3²-10 ,(6²-5²)X3³-10² ,6²:(2³+1)X(3²-5) 30²:(7²X3-10²-2)
7²-40+18:3²-10 ==> 49-40+18:9-10 ==>9+2-10 ==> 1
(6²-5²)X3³-10² ==>
(36-25)X27-100==> 11x27-100 ==> 297-100 ==> 197
6²:(2³+1)X(3²-5) ==> 36
:(8+1)X(-5)==>36:9x(-5) ==> 4x(-5)==> - 20
30²:(7²X3-10²-2) ==>900
:(49X3-100-2)==> 900:(147-100-2)==> 900:45==> 20
74 votes
Thanks 99
zeprea
valeu viuuu,
emicosonia
Verified answer
Encontre o valor das
expressoes 7²-40+18:3²-10 ,(6²-5²)X3³-10² ,6²:(2³+1)X(3²-5) 30²:(7²X3-10²-2)
7²-40+18:3²-10
7² - 40 + 18 : 3² - 10 =
49 - 40 + 18 : 9 - 10=
9 + 2 - 10 =
11 - 10 =
então 11 - 10 = 1
(6²-5²) X3³- 10²
(36 - 25)x9 - 100 =
11 x 9 - 100=
99 - 100 =
então 99-100 = - 1
6²:(2³+1)X(3²-5)
6² : (2³ + 1) x (3² - 5)
36 : (8 + 1) X ( 9 - 5)=
36 : 9 X 4 =
36 : 36 = então
36:36 = 1
30²:(7²X3-10²-2)
30² : ( 7² x 3 - 10² - 2) =
900 : (49 x 3 - 100- 2)=
900 : ( 147 - 100 -2)=
900 : ( 147 -102) =
900 : 45 =
então
900 : 45 = 20
46 votes
Thanks 64
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encontre o valor das expressoes 7²-40+18:3²-10 ,(6²-5²)X3³-10² ,6²:(2³+1)X(3²-5) 30²:(7²X3-10²-2)
7²-40+18:3²-10 ==> 49-40+18:9-10 ==>9+2-10 ==> 1
(6²-5²)X3³-10² ==>(36-25)X27-100==> 11x27-100 ==> 297-100 ==> 197
6²:(2³+1)X(3²-5) ==> 36:(8+1)X(-5)==>36:9x(-5) ==> 4x(-5)==> - 20
30²:(7²X3-10²-2) ==>900:(49X3-100-2)==> 900:(147-100-2)==> 900:45==> 20
Verified answer
Encontre o valor das expressoes 7²-40+18:3²-10 ,(6²-5²)X3³-10² ,6²:(2³+1)X(3²-5) 30²:(7²X3-10²-2)7²-40+18:3²-10
7² - 40 + 18 : 3² - 10 =
49 - 40 + 18 : 9 - 10=
9 + 2 - 10 =
11 - 10 = então 11 - 10 = 1
(6²-5²) X3³- 10²
(36 - 25)x9 - 100 =
11 x 9 - 100=
99 - 100 = então 99-100 = - 1
6²:(2³+1)X(3²-5)
6² : (2³ + 1) x (3² - 5)
36 : (8 + 1) X ( 9 - 5)=
36 : 9 X 4 =
36 : 36 = então 36:36 = 1
30²:(7²X3-10²-2)
30² : ( 7² x 3 - 10² - 2) =
900 : (49 x 3 - 100- 2)=
900 : ( 147 - 100 -2)=
900 : ( 147 -102) =
900 : 45 = então 900 : 45 = 20