Lời giải:

$128-[68+8(37-35)^2]:4=128-(68+8.2^2):4$

$=128-100:4=128-25=103$

Nubacachi

123.23:(2345+428).234^8

\(128.\left[68+8\left(37-35\right)^2\right]\)

\(=128\left[68+8.2^2\right]\)

\(=128\left[68+32\right]\)

\(=128.100\)

\(=12800\)

128[68+8(37-35)^2]

=128[68+8.2^2]

=128[68+8.4]

=128[68+32]

=128.100

=12800

1)2345 - 1000 : [19 - 2(21 - 18)²]

=2345 - 1000 : [19 - 2 . 3²]

=2345 - 1000 : 1

=2345 - 1000

=1345

Câu trả lời

1345

103

501

100

Hok tốt

(-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

\(a.3.52+15.22-26:2\\ 156+330-13\\ =486-13\\ =473\)

\(b.53.2-100:4+23.5\\ =106-25+115\\ =81+115\\ =196\)

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

\(\left(-65\right)-\left(-37\right)=\left(-65\right)+37=-\left(65-37\right)=-28\)

\(\left(-159\right)-280\div\left(-7\right)=\left(-159\right)-\left(-40\right)=-119\)

\(\left(-12\right).3^2+240\div\left(-2\right)^2=\left(-12\right).9+240\div4=\left(-108\right)+60=-48\)

\(5.\left(-2\right)^3-36\div3^2=5.\left(-8\right)-36\div9=\left(-40\right)-4=-44\)

\(128-\left[68+8.\left(35-37\right)^2\right]\div\left(-4\right)=128-\left[69+8\left(-2\right)^2\right]\div4\)

\(=128-\left(69+8.4\right)\div4=128-101\div4=128-25,25=102,75\)

\(\left(-141\right)+3^3+\left(-2\right)^2=\left(-141\right)+27+4=\left(-141\right)+31=-110\)

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