9−sinf I−variant
1) Birinchi quvurdan ikkinchi quvurga qaraganda ikki barobar ko’p suv oqadi.Ikkalasi birgalikda bo’sh hovuzni 12 soatda to’ldiradi.Birinchi quvur hovuzning uchdan bir qismini necha soatda to’ldiradi?
A) 9 B) 4 C) 12 D) 6
9 класс I-вариант
1) С первой трубы течёт вдвое больше воды, чем со второй трубы. С двух труб вода наполняется за 12 часов. За какое время первая труба наполнит одну третью часть пруда.
A) 9 B) 4 C) 12 D) 6
2) funksiya berilgan. f(f(−1)) ni toping.
A) 5 B) 15 C) 29 D) 18
2) Дана функция Найдите f(f(−1))
A) 5 B) 15 C) 29 D) 18
3) (a2- 9)x = a2+ 2a - 3 tenglama a ning qanday qiymatida cheksiz ko’p yechimga ega?
A)a=−3 B) a = 1 C) a=2 ; a = -3 D) a ≠1
3) При каком значении а выражение (a2- 9)x = a2+ 2a– 3 будет иметь бесконечно множество значений
A)a=−3 B) a = 1 C) a=2 ; a = -3 D) a ≠1
4) tengsizlikni yeching
A) ![](data:image/png;base64,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)
B)
C) ![](data:image/png;base64,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)
D) xℇR
4) Решите неравенство: ![](data:image/png;base64,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)
A)
B)![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAG0AAAAUCAIAAAAItyQIAAAD20lEQVR4nO1YSyhtURi+OBggj4PklYiU8goTxUDSQeqYSB5lIDMdjxhSyOikMJKBJEYMFFEkZCql5JFQkpDIo7zv19231eo/e+/zn705d3K/wWnvtfa//u/71lr/XvtYvr6+fv2HaVhcm/b399PT071PRcbOzk52drbhcC9IIAxVfFxYWPjnPi4uLprx0QsSCEPq4+np6fv7+48y4MDX1/fo6Cg1NdVArHckEIbUx/n5+YyMjJ8moSA3N/fk5OTp6SkmJsZmsw0ODkZERChd4LC8vCxYgrQc+Pn5qTOsLEEnhUkQhtTH7e3toqKib8nEAapMXFzc7e1tT09Pc3Pz7Oys0o5Gca1AeEc8dQWRoJXCJAhD6uPBwUFkZOS3ZHILCFYuoqOjsVKSkpJEV1RU1PHxsbFhZQk6KUyCMKQ+np+fh4aG8oe7v79vaWlZWlqKjY0dGBiw2+2g3trait1UUlIyPDwcFhamPFlYWLi1taU1DipafHy8uEXU2dkZnwZHAkmhxYqpiDCkPj4+PgYEBPBJt7e3Z2VljY+Pb2xs1NTUjI6Odnd3O51O7KyRkZHOzk50KU9qmfj29nZxcYFNh0DR6O/v//DwwKehL0E1hRYrpiLCkPqIkuyRjyjq2EfBwcHl5eW9vb1NTU39/f11dXXo6ujo4JxdAgMDfXx8urq6Ghoa5Mbn52c+DRmuElRTaIGpiDCkPiKfcrG6ulpaWqqayc/PDzOsXONzSBT+j48P/IaHh/8d2mLhnD9eXl4ODw/xBpiamqqvrxfDCiaewjVQNYUWmIoIQ+pjUFDQ6+srzEYt0D9eKCgrK8Ok9fX1ra2tDQ0NTUxMOByOzMzMgoICNFZUVLgdARsEZwgslsnJSSESHMDEbawqhAT9FCYVEYbUR6xnQkIfqLuYZ9TvlJQU7Ij8/PyQkBBwvby8xHIGCeY4mFvMtrjFejfso5YEkkILTEWEIR0X8XhhIZJJ2mq1zs3NyS32P8BadnvQq66uHhsbw665urpCUa+srBRdd3d3ru9WJmQJOim0wFREGFIf8Vl6c3NjWIMAMbG4uHh9fZ08c319nZycjOKVkJCAo0ZjY6PoAgfygex2VgRkCToptFgxFRGG1Me8vDycv8z8R6AKfJa5Nm5ubmo9Dw45OTnillOpBWQJOim0WDFBGFIfq6qqZmZmOOufj93dXSwKj0L29vZqa2uNpWNKMMBKBmGoUh/5Lxkm2trapqenPQrBATAxMdFYOqYEA6xkEIYq7y+bzWZ4dFWsrKx4GsI5MOmAI8EAKxmEoYqPxv71+16kpaWZCfeCBMLwN9ZjSwFHGP3vAAAAAElFTkSuQmCC)
C)
D) xℇR
5) Agar bo’lsa, x va y sonlarning ko’paytmasini toping.
A) 8 B) 6 C) -2 D)-4
5) Если известно, что , то найдите произведение чисел
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