Предмет: Алгебра, автор: Аноним

Допоможіть скоротити дріб
ab+2b-3a-6
_________(риска дробу)
7a+14

Ответы

Автор ответа: litanalove

числитель
(ab+2b) -(3a+6) =b(a+2) -3(a+2) =(a+2)(b -3)

знаменатель
7a +14 =7(a+2)

дробь

(a+2)(b-3) /7(a+2) =(b-3)/7

ответ: (b-3)/7

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&Trafalgar Square is a place of pilgrimage for visitors. It’s the natural centre of London. It is usually full of visitors feeding the pigeons and looking at the statues and fountains. In the middle of the statue we can see Nelson’s Column with the statue of Nelson at the top/ this monument was erected to commemorate Nelson’s victory at the Battle of Trafalgar in 1805 where he defeated the French and Spanish fleets. The pedestal of the Column is decorated with bas-reliefs representing Nelson’s most famous victories. Here in Trafalgar Square the National Gallery is situated. It contains an outstanding collection of paintings from British, Italian, Spanish, French, Dutch and other famous schools.
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Допоможіть скоротити дріб ab+2b-3a-6 _________(риска дробу) 7a+14

Ответы

Допоможіть скоротити дріб
ab+2b-3a-6
_________(риска дробу)
7a+14