Question

calcule as expressões​

Answer 1

a) 10•√4=10•2=20

b)3+√25=3+5=8

c)1-√4/9=1-2/9=(9-2)/9=7/9

d)√81-√9=9-3=6

e)√100-√25=10-5=5

f)√25/36-√1/9=5/36-1/9= (5-4)/36=1/36

g)4•√4/100=4•2/100=8/100=2/25