Предмет: Алгебра, автор: bogdana0603

Обчисліть значення виразу (x-x3) /2, якщо x=-корінь 5.​

Ответы

Автор ответа: litololita
0

Ответ:

(-5-5*3) : 2 = -10

mustachegirl: х равен не -5, а -sqrt(5)
Автор ответа: mustachegirl
1

sqrt(...) - квадратний корінь

(-sqrt(5)-(-sqrt(5))^3):2=(-sqrt(5)+5sqrt(5)):2=5:2=2,5

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