Question

pls sa imi zica cnv ...raspuns

Answer 1

3)√54 = 3√6=7,3484692 .....

√75=5√3=8,6 . . . . .

√60=2√15=7 ,7459666......

√80=√(2⁴×5)=2²×√5=4√5........

4)a)√108=6√3  =6*3,14=18,84

b)112 l 2

56 l 2

28 l 2  

14 l 2

  7 l 7

  1

=>112=2⁴·7

=>√112=√(2⁴·7)=√(2⁴)·√7=2²√7=4√7

c)125=5^3 ⇒√125=5√5 .......

e)√150 = 12,247.....  √150 = 5√6

f)√175 = √25 · √7 = 5√7

g)√180=√36×5=√6²×5=6√5

!!!!!!!!!!PLS coroana!!!!!!