Предмет: Алгебра, автор: Zusein

При каких значениях параметра p уравнение

4x^2 + px + 9 = 0

Имеет один корень?

Ответы

Автор ответа: MARRIETTA
0

4х² +px +9=0

Д=р² - 4·4·9                    р² - 4·4·9 =0

                                       р²=144

                                       р= 12     или   р=-12

 

Ответ: при р=12 или р=-12 будет один корень уравнения 

 

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quite – достаточно
also - также
elder – старший
younger – младший
both – оба

2. Вставьте в обычные пропуски нужную форму глагола to be (am, is, are), а в подчеркнутые - нужные формы притяжательных местоимений (my, your, his, her, our, their).
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a play – пьеса
in common – общий
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