Question

Ajutorrrrr va rogggg!!!! Dau coroanaaaaa!!

Answer 1

Răspuns:

Explicație pas cu pas:

a)

=⁷⁾5-3/7

=(35-3)/7

=32/7

-

b)

= -⁸⁾6+3/8

= (-48+3)/8

= - 45/8

-

c)

= -²⁾31/14+5/28

= (-62+5)/28

= - 57/28

-

d)

=¹⁰⁾59/18-⁹⁾7/20

= (590-63)/180

=527/180

-

e)

=73/26-²⁾43/13

=(73-86)/26

= - 13/26

= - 1/13

-

f)

=-⁷⁾67/12+⁶⁾117/14

=( - 469+702)/84

= 233/84

g)

= -²⁾41/12+³⁾59/8

=(-82+177)/24

=95/24

-

h)

=³⁾89/40-⁸⁾34/15

= (267-272)/120

= -5/120

= -1/24