Question

radical 45+radical20 - radical 125=​

Answer 1

Răspuns:

radical 45= 3radical5

radical 20 = 2 radical5

radical 125 = 5 radical5

raspuns: 3radical5+2radical5-5radical5=5 radical 5 - 5 radical 5=0

Explicație pas cu pas:

Answer 2

Răspuns:

$3 \sqrt{5} + 2 \sqrt{5} - 5 \sqrt{5} = \\ (3 + 2 - 5) \times \sqrt{5} = \\ 0 \sqrt{5} = \\ 0 \times 5 = 0$