Question

c)√8.√1/2=
d)√8+√98=
e)√45+√20=
f)√3+√75-√12=

Answer 1

c)√8·√1/2=√8/2=√4=2
d)8+√98=8+√7²·2=8+7√2
e)√45+√20=3√5+2√5=5√5
f)√3+√75-√12=√3+5√3-2√3=6√3-2√3=4√3

espero ter ajudado :)