Question

aduceti la forma cea mai simpla expresia[tex]a.4 \sqrt 3-7 \sqrt3-2 \sqrt 3+6 \sqrt3


b.0,4 \sqrt 6+2 \sqrt 6-0,4 \sqrt 6+ \sqrt 6

d.0,8 \sqrt5- \frac45 \sqrt5- \frac19 \sqrt5+1,(1) \sqrt5[/tex]

Answer 1

a) √3(4-7-2+6)=√3 b) √6(0,4+2-0,4+1)=3√6 c). √5[0,8-4/5-1/9+1,(1)]=√5(4/5-4/5-1/9+10/9)=√5

Answer 2

a) √3(4-7-2+6)=√3
b) √6(0,4+2-0,4+1)=3√6
c). √5[0,8-4/5-1/9+1,(1)]=√5(4/5-4/5-1/9+10/9)=√5