128 - [ 68 + 8 ( 37 - 35 )^2 ] : 4
Ai làm nhanh mik tick
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128-[68+8(37-35)^2]:4
Lời giải:
$128-[68+8(37-35)^2]:4=128-(68+8.2^2):4$
$=128-100:4=128-25=103$
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128[68+8(37-35)^2]
\(128.\left[68+8\left(37-35\right)^2\right]\)
\(=128\left[68+8.2^2\right]\)
\(=128\left[68+32\right]\)
\(=128.100\)
\(=12800\)
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128[68+8(37-35)^2]
=128[68+8.2^2]
=128[68+8.4]
=128[68+32]
=128.100
=12800
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A2=128-[68+8(37-35)2]:4
2345 - 1000 : [19 - 2(21 - 18)2 ]
128 - [68 + 8(37 - 35)2 ] :4
568 - {5[ 143 - (4 - 1)2 ] : 10
107 - {38 + [7.32 - 24 : 6+(9-7)3 ]} : 15
ai giai nhanh duoc tick
1)2345 - 1000 : [19 - 2(21 - 18)2]
=2345 - 1000 : [19 - 2 . 32]
=2345 - 1000 : 1
=2345 - 1000
=1345
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(-65)-(-37)
(-159)- 2180: (-7)
(-12).32+240:(-2)2
5.(-2)3-36:32
128-[68+8.(35-37)2]:(-4)
-141+33+(-2)2
giải hộ đi đúng mk tick
(-65)-(-37)=(-65)+37= -28
(-12).32+240:(-2)2=(-12).9+240:4=(-108)+60= -48
(-65)-(-37)=-65+37=-28
(-159)- 2180: (-7)= \(-159+\frac{2180}{7}=\frac{-1113+2180}{7}=\frac{1067}{7}\)
(-12).32+240:(-2)2\(=-12.9+240.4=852\)
5.(-2)3-36:32\(=5.\left(-8\right)-\frac{36}{9}=-40-4=-44\)
128-[68+8.(35-37)2]:(-4)\(=128-\frac{\left(68+8.2^2\right)}{4}=128-25=103\)
-141+33+(-2)2\(=-141+27+4=-110\)
#Học tốt
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a) 3.52 + 15.22 – 26:2 b) 53.2 – 100 : 4 + 23.5
c) 62 : 9 + 50.2 – 33.3 d) 32.5 + 23.10 – 81:3
e) 2345 – 1000 : [19 – 2(21 – 18)2] f) 128 – [68 + 8(37 – 35)2] : 4
g) 568 – {5[143 – (4 – 1)2] + 10} : 10 h) 107 – {38 + [7.32 – 24 : 6+(9
\(a.3.52+15.22-26:2\\ 156+330-13\\ =486-13\\ =473\)
\(b.53.2-100:4+23.5\\ =106-25+115\\ =81+115\\ =196\)
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(-65)-(-37)
(-159)- 280: (-7)
(-12).32+240:(-2)2
5.(-2)3-36:32
128-[68+8.(35-37)2]:(-4)
-141+33+(-2)2
giải hộ đi đúng mk tick ( ai lướt qua cũng phải giải hộ tui nha).......
Trả lời:
(-65)-(-37)
= (-65)+37
=-28
(-159)-280:(-7)
=(-159)-(-40)
=(-159)+40
=-119
(-12).\(3^2\)+240:\(\left(-2\right)^2\)
=-108+60
=-48
\(5.\left(-2\right)^3-36:3^2\)
=\(-40-4\)
=\(-44\)
\(128-\left[68+8.\left(35-37\right)^2\right]:\left(-4\right)\)
=\(128-\left[68+8.4\right]:\left(-4\right)\)
=\(128-\left[68+32\right]:\left(-4\right)\)
=\(128-100:\left(-4\right)\)
=\(128-\left(-25\right)\)
=\(153\)
\(-141+3^3+\left(-2\right)^2\)
=\(-141+9+4\)
=\(-132+4\)
=\(-128\)
chúc bạN HOK TỐT
1)(-65)-(-37)=-28
2)(-159)-280:(-7)
=(-159)-(-40)
=-119
3)(-12).3\(^2\)+240:(-2)\(^{^2}\)
=-108+60
=-48
4)5.(-2)\(^3\)-36:3\(^2\)
=-40-4
=-44
5) 128-[68+8.(35-37)2]:(-4)
=128-[68+8.-2\(^2\)]:(-4)
=128-[68+32]:(-4)
=128-100:(-4)
=128-(-25)
=153
6)-141+3\(^3\)+(-2)\(^2\)
=-114+4
=-110
(-65)-(-37)=-28
(-159)- 280: (-7)
=-159-(-40)
=-119
(-12).32+240:(-2)2
=-384+(-240)
=-624
5.(-2)3-36:32
128-[68+8.(35-37)2]:(-4)
-141+33+(-2)2
(-65)-(-37)
(-159)- 280: (-7)
(-12).32+240:(-2)2
5.(-2)3-36:32
128-[68+8.(35-37)2]:(-4)
-141+33+(-2)2
giải hộ đi đúng mk tick ( ai lướt qua cũng phải giải hộ tui nha)
\(\left(-65\right)-\left(-37\right)=\left(-65\right)+37=-\left(65-37\right)=-28\)
\(\left(-159\right)-280\div\left(-7\right)=\left(-159\right)-\left(-40\right)=-119\)
\(\left(-12\right).3^2+240\div\left(-2\right)^2=\left(-12\right).9+240\div4=\left(-108\right)+60=-48\)
\(5.\left(-2\right)^3-36\div3^2=5.\left(-8\right)-36\div9=\left(-40\right)-4=-44\)
\(128-\left[68+8.\left(35-37\right)^2\right]\div\left(-4\right)=128-\left[69+8\left(-2\right)^2\right]\div4\)
\(=128-\left(69+8.4\right)\div4=128-101\div4=128-25,25=102,75\)
\(\left(-141\right)+3^3+\left(-2\right)^2=\left(-141\right)+27+4=\left(-141\right)+31=-110\)
a) 47 – [(45.24 – 52.12):14] e) 10 – [(82 – 48).5 + (23.1 + 8) -12] : 28b) 2010 – 2000 : [486 – 2(72 – 6)] g) 128 – [68 + 8(37 – 35)2] : 4c) 568 – {5[143 – (4 – 1)2] + 10} : 10 d) 307 – [(180 – 160) : 22 + 9] : 2 h) 205 – [1200 – (42 – 2.3)3] : 40 giúp
Đọc tiếp
a) 47 – [(45.24 – 52.12):14] e) 10 – [(82 – 48).5 + (23.1 + 8) -12] : 28
b) 2010 – 2000 : [486 – 2(72 – 6)] g) 128 – [68 + 8(37 – 35)2] : 4
c) 568 – {5[143 – (4 – 1)2] + 10} : 10
d) 307 – [(180 – 160) : 22 + 9] : 2 h) 205 – [1200 – (42 – 2.3)3] : 40
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