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Nicoleta2000
a fost răspuns

1)Efectuarti:

a)8√3a+12√3a - 15√3a +3√3a - 25√3a:
b)9√2x+13√2x - 18√2x + 5√2x-10√2x:
c)4√5a-7√5a+14√5a-9√5a+2√5a;
d)5√6x-14√6x+19√6x-23√6x+8√6x:
 Ajutor ajutati-ma !!!

Răspuns :

a)8√3a+12√3a - 15√3a +3√3a - 25√3a=20√3a-15√3a+3√3a-25√3a=5√3a+3√3a-25√3a= 8√3a-25√3a =-17√3a
b)9√2x+13√2x - 18√2x + 5√2x-10√2x=-√2x
 c)4√5a-7√5a+14√5a-9√5a+2√5a=4√5a
d)5√6x-14√6x+19√6x-23√6x+8√6x=-5√6x














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