Question

va rog dau coroana si 12 puncte!​

Answer 1

Răspuns:

Explicație pas cu pas:

a)

=√4*9+3*24.......................prelungesti radicalul

=√36+72.........................prelung

=√108

=6√3

-

b)

=√8+4*18................prelung

=√8+80................prelung

=√88

=2√22

-

c)

=√16+2*17.....................

=√16+34.............,,,,,,,,,,

=√50

=5√2

-

d)

=√36+3*16...............

= √36+48..............

=√84

=2√21

-

e)

=√33+6*19................

=√33+114................

=√147

=7√3

-

f)

=√4*3+8*21...............

=√12+168.............

= √180

=6√5

-

g)

=√9+9*11................

= √9+99................

=√108

= 6√3

-

h)

=√4*6+3*22................

=√24+66.........

= √90

= 3√5