Question

ex 13 doar raspunsurile nu trb rezolvare.
Cat de rpd posibil.
dau coroana​

Answer 1

Răspuns:

a)-5/3

b)-1/12

c)-3/2

d)rad6/2

e)5rad3

f)6

g)-1

h)1

i)3/2rad2=3rad2/4

j)(4rad2-5rad3)/-(4rad2+5rad3) =(4rad2-5rad3)^2/-(32-75)=

=(32-40rad6+75)/43 =

=(107-40rad6)/43

k)(8rad2-10rad3)/(4rad2+5rad3)=

=(8rad2-10rad3)(4rad2-5rad3)/(32-75) =

=(64-80rad3+150)/(-43) =

=-(214-80rad3)/43

l)3