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РЕБЯТ ПОМОГИТЕ СРОЧНО!!!!!!! НАЙДИТЕ ЗНАЧЕНИЕ ЧИСЛОВОГО ВЫРАЖЕНИЯ!!!!!! СРОЧНО!! ЖЕЛАТЕЛЬНО ПОДРОБНОЕ РЕШЕНИЕ
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Предмет:
Математика -
Автор:
amberv1i5 - 6 лет назад
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Ответы 1
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Внесем выражение 2-√5 под знак корня и возведенное в квадрат, получим√(4+5-4√5) * √(9+4√5) =√(9-4√5) * (9+4√5) √ (9²-16*5)=√(81-80)=√1=±1
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Автор:
rowanyp8l - 6 лет назад
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