Предмет: Алгебра, автор: 2003beriozina

Докажите что, √7 + 4√3=√3 + 2
Помогите пожалуйста.

Ответы

Автор ответа: Nimnul74
0
равенство не верное
так как4√3>√3, а √7>2( это √4)
Автор ответа: Nimnul74
0
тогда обе части в степень два и получаем 7+4√3=(√3+2)^2. 7+4√3=3+2*2*√3+2^2. 7+4√4=7+4√3
Автор ответа: 2003beriozina
0
это всё решение?
Автор ответа: Nimnul74
0
там в левлой части опечатка 7+4√3
Автор ответа: Nimnul74
0
это все решение. точками разделяются уравнения. друг под другом их пиши тогда видно будет
Автор ответа: 2003beriozina
0
спасибо.
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