Răspuns :
a)√a+√b=14
√100+√16=10+4=14
(100,16)
b)√a•√b=21
√9•√49=3x7=21
(9,49)
c)√a:√b=7
c)√441:√9=7
21:3=7
(441,9)
√100+√16=10+4=14
(100,16)
b)√a•√b=21
√9•√49=3x7=21
(9,49)
c)√a:√b=7
c)√441:√9=7
21:3=7
(441,9)