Chapitres
"V" signifie "racine de"
Calculer
A=V49
 =V(7²)
 =7
B=-5V16
 =-5V(4²)
 =-5*4
 =-20
C=2V9
 =2V(3²)
 =2*3
 =6
D=V16/V36
 =V(4²)/V(6²)
 =4/6
 =2/3
Simplifier et donner le résultat sous la forme aVb
A=3V18-V2+5V8
 =3V(2*3²)-V2+5V(2*2²)
 =3V2*V(3²)-V2+5V2*V(2²)
 =3*3V2-V2+2*5V2
 =9V2-V2+10V2
 =(9-1+10)V2
 =18V2
B=6V3+2V75
 =6V3+2V(3*5²)
 =6V3+2V3V(5²)
 =6V3+2*5V3
 =6V3+10V3
 =(6+10)V3
 =16V3
C=V160+3V40
 =V(2*5*4²)+3V(2*5*2²)
 =V2*V5*V(4²)+3V2*V5*V(2²)
 =4V2*V5+3*2V2*V5
 car V2*V5=V(2*5)=V10
 =4V10+6V10
 =(4+6)V10
 =10V10
D=V600-4V24
 =V(3*2*10²)-4V(3*2*2²)
 =V3*V2*V(10²)-4V3*V2*V(2²)
 =10V3*V2-8V3*V2
 car V3*V2=V(3*2)=V6
 =10V6-8V6
 =(10-8)V6
 =2V6
E=V128+V18-2V2
 =V(2*8²)+V(2*3²)-2V2
 =V2*V(8²)+V2*V(3²)-2V2
 =8V2+3V2-2V2
 =(8+3-2)V2
 =9V2
F=3V50+V200
 =3V(2*5²)+V(2*10²)
 =3*5V2+10V2
 =15V2+10V2
 =(15+10)V2
 =25V2
G=V1331-2V99+5V44
 =V(11*11²)-2V(11*3²)+5V(11*2²)
 =V11*V(11²)-2V11*V(3²)+5V11*V(2²)
 =11V11-2*3V11+5*2V11
 =11V11-6V11+10V11
 =(11-6+10)V11
 =15V11
H=3V490-V10
 =3V(2*5*7²)-V10
 =3V2*V5*V(7²)-V10
 =7*3V2*V5-V10
 =21V2V5-V10
 car V2V5=V(2*5)=V10
 =21V10-V10
 =(21-1)V10
 =20V10









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P=v200-4v3×v6