75+25:10^2=
ai k minh minh k lai
975+25:10^2+58=
ai k minh minh k lai
k đi rùi kch lại gấp 3 lun
vì mình có 3 ních mà
975+25:10^2+58=1000:1000+58=1+58=59
a k minh minh k lai
75/5^2=
ai k minh minh k lai
\(\frac{75}{5^2}=\frac{75}{25}=75:25=3\)
75+(125/5^3)=
AI K MINH MINH K LAI
75+(125/5^3)=75+125/125=75+1=76
AI K MINH MINH K LAI
\(75+\left(\frac{125}{5^3}\right)\)
\(=75+\frac{125}{125}\)
\(=75+1\)
\(=76\)
140+60-(125+75)=
ai k minh minh k lai nguoi do
140 + 60 - ( 125 + 75 )
=200 - 200
= 0i0
K NHA Kim Ngọc Yên
140+60-(125+75)
=200-200
=0
ai k minh mih k lai
140+60 - ( 125 + 75 )
= 200 - 200
= 0
kim ngọc yên nhớ k lại mình nha
x.10^2=10^4
ai k minh minh k lai
x.10^2=10^4
x=10^2
x=100
nho k nha minh k lai
177 : [2 . ( 4²-9) +3² . (15-10)
ai k minh minh k lai
\(177:\left[2.\left(4^2-9\right)+3^2.\left(15-10\right)\right]\)
\(=177:\left[2.\left(16-9\right)+9.\left(15-10\right)\right]\)
\(=177:\left[2.7+9.5\right]\)
\(=177:\left[14+45\right]\)
\(=177:59\)
\(=3\)
177:[2.(4²-9)+3².(15-10)
=177 :[2.(16-9)+9.(15-10)
=177: [2.7 +9.5]
=177:[14+45]
=177:59
=3
140+60/10^2
ai k minh minh k lai
140+60/10^2=200/100=2
ai k minh minh k lai
95+105=x+10^2
tim x
ai k minh minh k lai
95+105=x+102
=>x+102=200
=>x+100=200
=>x=200-100
=>x=100
1+1^2+1^3+1^4+...+1^10=
ai k minh minh k lai
1+12+13+...+110
=1+1+1+...+1 (10 số 1)
=1 x 10
=10
1+1^2+...+1^10=1+1+...+1+1=1x10=10
nho k
nhe
Ai lai choi cai kieu tu hoi tu tl vay ban!