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\(35.77+23.35+5^3.2^3\)
\(=35.\left(77+23\right)+\left(5.2\right)^3\)
\(=35.100+10^3\)
\(=3500+1000\)
\(=4500\)
\(35.77+23.35+5^3.2^3=35.\left(77+23\right)+\left(5.2\right)^3\)\(=35.100+10^3=3500+1000=4500\)
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a)36:32+23.22-33.3
= 34+25-34
=25
=32
b)38:34-95:93
= 34-92
= 34-34
= 0
c)23.15+23.35
= 23(15+35)
= 8.50
= 400
a: \(3^6:3^2+2^3\cdot2^2-3^3\cdot3\)
\(=3^4+32-3^4\)
=32
b: \(3^8:3^4-9^5:9^3\)
\(=3^4-9^2\)
=0
c: Ta có: \(2^3\cdot15+2^3\cdot35\)
\(=8\cdot50\)
=400
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a ) x − 2 5 : 2 3 = 3 4 x − 2 5 = 3 4 . 2 3 x − 2 5 = 1 2 x = 9 10
b ) x + − 3 4 − 1 2 = 2 3 . 3 5 x + − 3 4 − 1 2 = 2 5 x + − 3 4 = 9 10 x = 33 20
c ) x − 2 7 = − 9 14 . − 4 3 x − 2 7 = 6 7 +) x − 2 7 = 6 7 x = 8 7 +) x − 2 7 = − 6 7 x = − 4 7
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a)27.75+25.27=27.(75+25)=27.100=2700
b)19.83+17.19-120=19.(83+17)-120=19.100-120=1900-120=178
c)23.35+23.45+23.20=23.(35+45+20)=23.100=2300
a, 27.75+25.27-150
= 27(75+25) -150
= 27.100-150
= 2700-150=2550
b) 19.83+17.19-120
= 19(83+17)-120
= 19. 100 -120
= 1900 - 120 = 1780
c) 23.35+23.45+23.20
= 23(35+45+20)
= 23.100 = 2300
![](https://rs.olm.vn/images/avt/0.png?1311)
\(a,245-96+6\)
\(=155\)
\(b,=23\times\left(65+35\right)\)- 360
\(=23\times100-360\)
\(=1940\)
\(c,3^3+3^2-\left(2^2+7\right)\)
\(3^3+3^2-\left(4+7\right)\)
=\(3^3+3^2-11\)
=\(27+9-11\)