Repede!! Jur ca dau coroana plus 50 de puncte!!
Multumesc anticipat!❤
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Răspuns:
Explicație pas cu pas:
a)5*2si1/3 = 5*7/3 = 35/3 = 11si2/3
5*(2 + 1/3) = 10 + 5/3 = 10 +1 +2/3 = 11si2/3
b) 7*3si1/4 = 7*13/4 = 91/4 = 22si3/4
7*(3 +1/4) = 21 + 7/4 = 21 +1 +3/4 = 22si3/4
La fel si restul...