Question

Ex 6 si 7 va rog e urgent!
Dau coroana

Answer 1

/=fractie

6)

a)= - 1/3

b)=-5

c)=8/7

d) 0,(4)=4/9; inversul=9/4

e)=1/x²

f)=1/24m

g) 2 intregi si 2/9 uv=20uv/9; inversul=9/20uv

h)=-1/100x²

i)=11/5y²z

7)

a=-1/3

b)=-5

c)=8/7

d)=-4x

e)=5

f)=3/5x7/6=7/10

g)=-8/9x3/4=-2/3

h)=6x/25x5/9=2x/15

i)=20a/9x27/10=6a